问题
_ is announced in today’s newspaper, we have launched another man-made satellite.
A:That
B:Which
C:As
D:What;
B:Which
C:As
D:What;
正确答案是：
同类题型
Recently people have made great progress in using ____power of nature to produce____ electricity
One of the main characters in this cartoon______ very popular among us.
I thought I knew the way to the small wood house in the jungle，but ________ I got lost.