问题
The scientists haven’t found the evidence ________ human beings came from the space.[ ]
A:which
B:that
C:what
D:who
B:that
C:what
D:who
正确答案是：
同类题型
Why does she steal things ________ she could easily afford to buy them?[ ]
The new story is written in________easy English________even beginners can understand it [ ]
Excuse me, sir. Would you please the total cost of the trip— All right, I will make it at once.
Why does the lake smell terrible? —-Because large quantities of water_______? [ ]