问题

One third of the country_ covered withtrees and the majority of the citizens__ black people

A:had decreased
B:decreased
C:has been decreasing
D:is decreasing

正确答案是：

同类题型

I hear it won’t be ______ he graduates from the university

He is rather difficult to make friends with, but the friendship of his, ________ is more true than any other[ ]

Lisa was last observed_____ downstairs. [ ]

________works late, and is very busy when people go out to dinners.

The value of a leader is something to be felt and experienced can it be put into words