变为复数形式为:
Are your brothers engineers?
变成疑问句:
Is tim's shirt over there?
Is the birthday card from your friend jack?
Are marthin and I are in the same school
Is your radio good
我在这可以教你一个诀窍:
在变复数形式的时候要叫“IS”变成“ARE”,将具体内容变复数加“S”或者“ES”(还包括其他情况)
在变疑问句的时候,只要句子中含有“Is”和"are",只要直接将“Is”和"are"移在句首,就可以变成疑问句了.