句型转换。 |
1.Molly was singing at that time.(改为一般疑问旬) |
________ Molly ________ at that time? |
2.The Greens have worked in China for four years.(对划线部分提问) |
________ ________ have the Greens worked? |
3.Last year.we planted 110 trees.(改为现在完成时) |
So far,we ________ ________ 110 trees. |
4.Mary has learnt Italian before.(改为否定句) |
Mary ________ ________ Italian before. |
5.Mr. Smith has few friends,________ ________?(完成反意疑问句) |