英语 改写句子,使两句意思相近或相同,每空一词.

问题描述:

英语 改写句子,使两句意思相近或相同,每空一词.
1、i helped Mum with the housework.
i helped Mun ____ ____ the housework.
2、i'am very sorry after hearing the bad news.
i'am very sorry ____ ____ the bad news.
3、his brother decided that he would buy the book.
his brother decided ____ ____ the book.
4、i don't know when we will have the meeting.
i don't know when ____ ____the meeting.
5、he said he would write a letter.
he said he had a letter ____ ____.
6.i saw he would write a letter.
he was seen ____ ____ into the room.
7.his father went to Beijing for his holiday.
his father went to Beijing ____ ____his holiday.

1 to do
2 to hear
3 to buy
4 to have
5 to write
6 to go ( 这道原题出错了吧?)
7 to spend6.i saw him go into the room答案就是;to go (see sb do sth = sb be seen to do sth )这些题目考查不定式的用法答案就是 to go ( 注:see sb do sth = sb be seen to do sth )即:he was seen (to go )into the room.