{"id":2188,"date":"2026-06-11T04:47:36","date_gmt":"2026-06-11T04:47:36","guid":{"rendered":"https:\/\/allenglish4u.com\/toefl-step-1-book-1-test-2-grammar\/"},"modified":"2026-06-11T04:47:36","modified_gmt":"2026-06-11T04:47:36","slug":"toefl-step-1-book-1-test-2-grammar","status":"publish","type":"page","link":"https:\/\/allenglish4u.com\/vi\/toefl-step-1-book-1-test-2-grammar\/","title":{"rendered":"TOEFL Primary Step 1 Book 1 &#8211; Grammar (Unit 2: Plural Nouns)"},"content":{"rendered":"<style>\n@import url('https:\/\/fonts.googleapis.com\/css2?family=Baloo+2:wght@600%3B700%3B800&family=Plus+Jakarta+Sans:wght@400%3B500%3B600%3B700%3B800&display=swap');\n.entry-content,.wp-block-post-content,.is-layout-constrained{max-width:none !important;width:auto !important}\n.ae4u-gr *{box-sizing:border-box}\n.ae4u-gr{--cyan:#06B6C4;--blue:#0161FF;--ink:#14213D;--ink2:#41506e;--card:#fff;--line:#dce8ec;--ok:#13a06f;--bad:#e5484d;font-family:'Plus Jakarta Sans',system-ui,sans-serif 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!important;font-size:17px;font-weight:700;color:#fff;background:var(--blue);border:0;border-radius:13px;padding:12px 26px;cursor:pointer;box-shadow:0 8px 18px rgba(6,99,255,.28)}\n.ae4u-gr button.go:hover{background:#0a4ed0}\n.ae4u-gr button.ghost{font-family:'Baloo 2' !important;font-size:16px;font-weight:700;color:var(--blue);background:#eaf1ff;border:0;border-radius:13px;padding:11px 20px;cursor:pointer}\n.ae4u-gr .score{font-family:'Baloo 2' !important;font-size:18px;font-weight:800}\n@media(max-width:560px){.ae4u-gr .hero h1{font-size:26px}.ae4u-gr .q input{width:100%}}\n<\/style>\n\n<div class=\"ae4u-gr\" id=\"grU2\">\n  <div class=\"hero\">\n    <span class=\"eyebrow\">TOEFL Primary &#183; Step 1 &#183; Book 1 &#183; Unit 2<\/span>\n    <h1>Grammar &#8212; Plural Nouns<\/h1>\n    <p>Plural means more than one. Learn the regular and irregular rules, then write and choose the correct plural forms. Press <b>Check answers<\/b> for your score.<\/p>\n  <\/div>\n\n  <div class=\"bar\"><span style=\"font-weight:700\">Progress<\/span><div class=\"track\"><div class=\"fill\" id=\"grFill\"><\/div><\/div><b id=\"grScore\">0 \/ 7<\/b><\/div>\n\n  <div class=\"card\">\n    <h2>&#128216; Plural Nouns &#8212; the rules<\/h2>\n    <div class=\"desc\">For <b>regular<\/b> plural nouns, we add <b>-s, -es, -ves<\/b> or <b>-ies<\/b> to singular nouns.<\/div>\n    <table>\n      <tr><th>Regular rule<\/th><th>Singular<\/th><th>Plural<\/th><\/tr>\n      <tr><td>Add <b>-s<\/b> to most words.<\/td><td>a book<\/td><td>book<b>s<\/b><\/td><\/tr>\n      <tr><td>Add <b>-es<\/b> after s, ss, sh, ch, x.<\/td><td>a bus<\/td><td>bus<b>es<\/b><\/td><\/tr>\n      <tr><td>Erase y, add <b>-ies<\/b> (consonant + y).<\/td><td>a baby<\/td><td>bab<b>ies<\/b><\/td><\/tr>\n      <tr><td>Add <b>-s<\/b> (vowel + y).<\/td><td>a key<\/td><td>key<b>s<\/b><\/td><\/tr>\n      <tr><td>Erase f \/ fe, add <b>-ves<\/b>.<\/td><td>a leaf<\/td><td>lea<b>ves<\/b><\/td><\/tr>\n    <\/table>\n    <div class=\"desc\" style=\"margin-top:14px\"><b>Irregular<\/b> plurals have no rule:<\/div>\n    <table>\n      <tr><th>Singular<\/th><th>Plural<\/th><th>Singular<\/th><th>Plural<\/th><\/tr>\n      <tr><td>a man<\/td><td>men<\/td><td>a foot<\/td><td>feet<\/td><\/tr>\n      <tr><td>a woman<\/td><td>women<\/td><td>a mouse<\/td><td>mice<\/td><\/tr>\n      <tr><td>a child<\/td><td>children<\/td><td>a sheep<\/td><td>sheep<\/td><\/tr>\n      <tr><td>a tooth<\/td><td>teeth<\/td><td>a fish<\/td><td>fish<\/td><\/tr>\n    <\/table>\n  <\/div>\n\n  <div class=\"card\" data-part=\"A\">\n    <h2><span class=\"pill\">A<\/span> Write the plural form of each noun <span class=\"badge\" id=\"bA\">0 \/ 4<\/span><\/h2>\n    <span class=\"ex\">Example: a truck &#8594; trucks<\/span>\n    <div class=\"q\"><span class=\"n\">1<\/span><span class=\"sing\">a dress<\/span><span class=\"arr\">&#8594;<\/span><input data-ans=\"dresses\" aria-label=\"A1\"><\/div>\n    <div class=\"q\"><span class=\"n\">2<\/span><span class=\"sing\">a brush<\/span><span class=\"arr\">&#8594;<\/span><input data-ans=\"brushes\" aria-label=\"A2\"><\/div>\n    <div class=\"q\"><span class=\"n\">3<\/span><span class=\"sing\">a toy<\/span><span class=\"arr\">&#8594;<\/span><input data-ans=\"toys\" aria-label=\"A3\"><\/div>\n    <div class=\"q\"><span class=\"n\">4<\/span><span class=\"sing\">a knife<\/span><span class=\"arr\">&#8594;<\/span><input data-ans=\"knives\" aria-label=\"A4\"><\/div>\n  <\/div>\n\n  <div class=\"card\" data-part=\"B\">\n    <h2><span class=\"pill\">B<\/span> Choose the correct plural form <span class=\"badge\" id=\"bB\">0 \/ 3<\/span><\/h2>\n    <div class=\"q\"><span class=\"n\">1<\/span><span class=\"sing\">a child<\/span><span class=\"arr\">&#8594;<\/span><div class=\"opts\" data-correct=\"children\"><button class=\"opt\">childs<\/button><button class=\"opt\">children<\/button><\/div><\/div>\n    <div class=\"q\"><span class=\"n\">2<\/span><span class=\"sing\">a woman<\/span><span class=\"arr\">&#8594;<\/span><div class=\"opts\" data-correct=\"women\"><button class=\"opt\">womans<\/button><button class=\"opt\">women<\/button><\/div><\/div>\n    <div class=\"q\"><span class=\"n\">3<\/span><span class=\"sing\">a mouse<\/span><span class=\"arr\">&#8594;<\/span><div class=\"opts\" data-correct=\"mice\"><button class=\"opt\">mouses<\/button><button class=\"opt\">mice<\/button><\/div><\/div>\n  <\/div>\n\n  <div class=\"card\"><div class=\"actions\">\n    <button class=\"go\" id=\"grCheck\">Check answers<\/button>\n    <button class=\"ghost\" id=\"grShow\">Show answers<\/button>\n    <button class=\"ghost\" id=\"grReset\">Reset<\/button>\n    <span class=\"score\" id=\"grMsg\"><\/span>\n  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Primary &#183; Step 1 &#183; Book 1 &#183; Unit 2 Grammar &#8212; Plural Nouns Plural means more than one. Learn the regular and irregular rules, then write and choose the correct plural forms. Press Check answers for your score. Progress 0 \/ 7 &#128216; Plural Nouns &#8212; the rules For regular plural nouns, we [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-with-title","meta":{"footnotes":""},"class_list":["post-2188","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/allenglish4u.com\/vi\/wp-json\/wp\/v2\/pages\/2188","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/allenglish4u.com\/vi\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/allenglish4u.com\/vi\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/allenglish4u.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/allenglish4u.com\/vi\/wp-json\/wp\/v2\/comments?post=2188"}],"version-history":[{"count":0,"href":"https:\/\/allenglish4u.com\/vi\/wp-json\/wp\/v2\/pages\/2188\/revisions"}],"wp:attachment":[{"href":"https:\/\/allenglish4u.com\/vi\/wp-json\/wp\/v2\/media?parent=2188"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}