復數(shù)局they are apples英語英語English是一種西日耳曼語支，最早被中世紀的英國使用，并因其廣闊的殖民地而成為世界使用面積最廣的語言英國人的祖先盎格魯部落是后來遷移到大不列顛島地區(qū)的日耳曼部落之一，稱為英格蘭這兩個名字都來自波羅的海半島的Anglia該語言與弗里斯蘭語和下撒克森語密切。

要加在英語中，可數(shù)名詞的單數(shù)形式變成復數(shù)形式，通常需要在單數(shù)名詞后面加上“s”或“es”對于“thisisanapple”這個句子，如果要變成復數(shù)形式，需要在“apple”后面加上“s”，變成“theseareapples”。

如果是在用this 或that提問的特殊疑問句時，用It is aan加可數(shù)名詞單數(shù)回答 兩個是復數(shù)，當遇到thesethose提問時，用they are加可數(shù)名詞復數(shù)回答。

What are those那些是什么？Those那些 are是 pencils鉛筆Are those pencils？那些是鉛筆嗎？Yes， they are鉛筆只有一支的時候，就要用單數(shù)的單詞來表達，如What is this？這是什么？This這is是a pencil鉛筆， Is this a pencil？這是鉛筆嗎？Yes， it is是的，這是What。

That’s an apple 改為復數(shù)句答案Those are many apples。

youyou，sheheitthey，如SheisagirlTheyaregirls2，am，is要變?yōu)閍re，如ImastudentWearestudents3，不定冠詞a，an要去掉，如HeisaboyTheyareboys4，普通單數(shù)名詞要變?yōu)閺蛿?shù)形式，如ItisanappleTheyareapples5，指示代詞this，that要變?yōu)閠hese，those，如ThisisaboxTheseareboxes。

一一對應，能變得都要變 五類名詞單變復 規(guī)則和不規(guī)則變化 例如apple~apples 人稱代詞例如I ~we 指示代詞例如this ~these 物主代詞例如my~our be動詞 amis~are 句子This is an appleThese are apples。

您好，變復數(shù)句子時，可以直接把an去掉，其后的名詞用復數(shù)形式 ，也可以把an改為some例如，There is an apple改為復數(shù)句There are someapples。

Theseareapples，Thisisanappleapples的is和are句子轉換是Theseareapples，Thisisanapplethis這復數(shù)these這些is復數(shù)are，apple復數(shù)apples，句型轉換中的單數(shù)句子變復數(shù)句子，通常是將每個有復數(shù)形式的詞全部變?yōu)閺蛿?shù)要根據(jù)具體語境分析判斷，注意一些詞復數(shù)的特殊變法。

is it his family photo？ 正確 he is a man 正確 i am an american正確 it is an orange orange正確 it is a happy family 正確 it is an apple tree 正確 there is a woman doctor in the office 正確相信我我是說，在不牽扯“單數(shù)變復數(shù)的情況下”你那些句子寫得都對你把自己。

是a big applea用在輔音音素開頭的單數(shù)可數(shù)名詞前，例如a pen，a man，a ball例句I need a second cup of tea 我還需要一杯茶an則用在元音因素開頭的單數(shù)可數(shù)名詞前，例如an orange，an elephant，an apple例句This is an apple 這是一個蘋果。

1把下面句子變成復數(shù)句1These apples are very #39re are these？ They#39re apples2把下面句子變成單數(shù)句 1He is a good is my is this？ It#39s a #39t stop here！變?yōu)槠硎咕?Touch your head！變?yōu)槠硎咕洹?/p>

就“an envelope”提問的特殊疑問句What#39s there on the table？又如It is an envelope on the desk這是個信封 同理就#34an envelope#39#34提問What#39s it on the desk？what is 的問句，一般都用 It#39s回答如What is thisthat？It#39s an apple復數(shù)用。

單數(shù)句 What is it？ It#x27s a penWhat is it？ It#x27s an appleWhat is it？ It#x27s a red pencil復數(shù)句 What are they？ They#x27re bananasWhat are they？ They#x27re booksWhat are they？ They are strawberries。

1These are are are these？4What are those？5Are they erasers？6Yes，they ，they arn#39t。

七連系動詞由單數(shù)變復數(shù) isam are 例1 I am a teacher We aresome teachers八aan表示一個，只能用在單數(shù)名詞前，當單數(shù)句變復數(shù)句時，一定要把aan去掉，或改為someany例1 This is a book These aresomebooks 例2 Is that a pen Are thoseanypens。

要改的，這也是 該句子類題目中要考察的知識點We have apples。