Have you returned the books to library?- A.Yes,I did B.NO,Idon't C.NO,I hadn't D.NO,not yet为什么选D原因

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• Have you returned the books to library?- A.Yes,I did B.NO,Idon't C.NO,I hadn't D.NO,not yet
• 几道英语时态题,有些不懂,1.That pen pound note belong to me A.Yes,it belong B.No,it doesn't C.Yes,it is D.No,it isn't 答案是B为什么不是A呢?2.How( )it in english?A.you say B.do you say C.to speak 我感觉应该选B 但具体为什么呢?3.I will not help you with your English if I ( ) time tomorrow,A.don't have.B will not have C am not ,答案应该是A,但为什么不选C呢?是一般现在时基本上都用 do-does-did吗?4.Next month my father （ ）to Chinafrom AmericaA.returns B.are returning C.are going to return D.would return 但为什么不选BC呢?不是有
• Have you returned the books to library?- A.Yes,I did B.NO,Idon't C.NO,I hadn't D.NO,not yet为什么选D原因
• ( )Tom returned the book to the library yet?括号内填has还是have
• Could I borrow that book when you've finished reading it?that是代词吗?“you've finished reading it 当你读完后”,怎样理解是现在完成进行时?it 又是指什么?