So far ,China has sent up thousands of.改为被动语态怎么改?
问题描述:
So far ,China has sent up thousands of.改为被动语态怎么改?
答
So far ,thousands of (xxx) have been sent up by China.
So far ,China has sent up thousands of.改为被动语态怎么改?
So far ,thousands of (xxx) have been sent up by China.