五、 同义句转换(5小题, 每小题2分, 计10分):
46.It took me fifteen minutes to finish the e-mail.
_________ spent _________ quarter in _________ the e-mail.
47.I spent 80 yuan on the coat.
I _________ 80 yuan _________ the coat.
48.It took me three hours to do the homework.
I _________ three hours _________ the homework.
49.She was so weak that she couldn't take care of herself.
She was _________ weak _________ take care of herself.
50.He went to Beijing at the age of 14.
He went to Beijing when he _________ _________.
，我们将会及时处理。
