英语题目 同义句转换 1.It's very easy for me to find his office. I had ____ ____ ____ his office.

问题描述:

英语题目 同义句转换 1.It's very easy for me to find his office. I had ____ ____ ____ his office.
1.It's very easy for me to find his office.
I had ____ ____ ____ his office.
2.China joined the WTO in 2001.
China ______a member of the WTO for 7 years.
????第二题两个答案都可以吗?

1、no trouble/difficult finding
2、has been
补充:第二题只能填has become.
理由:become 是瞬间动词,不能与一段时间连用,所以用has been.