1.Uncle Tom has bought me a new T-shirt as my birthday presents.（保持句子意思不变）
Uncle Tom______ _______ a new T-shirt ______me as my birday presents.
2.We have to get up very early in the morning to catch thefirst bus.（保持句子意思不变）
We ______ get up very early in the moring to catch the first bus.
3.He will go swimming for half an hour.（保持句子意思不变）
It will take ______ haif an hour ______ ______ swimming.
4.It took me three hours to do my homework yesterday.（保持句子意思不变）
I____three hours ______ my homework yeaterday