— How many people died in the earthquake?

— It's hard to say _____ people, I think. [ ]

A. Thousand of

B. Thousands of

C. Two thousands

脚部水晶甲只能使用（）的方法卸除。

A.卸甲机

B.强行撬下

C.温水浸泡

D.锡纸包扎