一个英语语法 oranges are a healthy food 为什么不用is 后面不是有a吗,有a就应该是单数啊 还有就是my favoutite food is hamburgers 为什么不用are 后面是hamburgers 是负数啊,到底怎么看

一个英语语法 oranges are a healthy food 为什么不用is 后面不是有a吗,有a就应该是单数啊 还有就是my favoutite food is hamburgers 为什么不用are 后面是hamburgers 是负数啊,到底怎么看 There are lots of () on the () trees A orange oranges B oranges oranges C oranges orange A:__are they?B:They are oranges. These are some__.They're from the__trees.A.orange;orangeB.oranges;orangesC.oranges;orangeD.orange;oranges原因,快 how ( )are the oranges?A,many B,much C,about Are these your oranges?----They are your oranges Oranges are good for you Are those oranges?单数形式 __are bananas,Those are oranges. are these oranges?no,________. 两道英语语法题1a)....“one” specific time period or “two” different time periods is/are...是is还是are?b)....one apple and two oranges is/are...如果在and/or前面是单数/负数,而后面是负数/单数,这个时候的动词跟 What are ( ) They are orangesWhat are ( ) They are oranges A.These B.This C.That D.them What____on the table?there____some oranges.A.is;are B.is;is C.are;is D.are;are A;Five oranges,please.B;How _________ are ________ A;They're six dollars.请添 these are bananas and oranges“bananas and oranges”画线提问 these are bananas and oranges“bananas and oranges”画线提问 those are oranges怎么对 oranges 进行提问? those are oranges.______(that)are apples.