问题

The air quality in Beijing as well as in the neighboring cities we once spent much time____ better and better

A:in getting
B:having got
C:in is getting
D:has got

正确答案是：

同类题型

The beautiful colors of the Terracotta Warriors (兵马俑) shortly after they were exposed.

Two years later, her father disappeared, never to be _________ again.

tplane___,theyhadtostayinthehotelforanothernight.

下列各句中，加点的词语运用正确的一项是（）

_______environmental damage is done, it takes manyyears for the ecosystem to recover.