问题

Pollution is damaging the environment, and the situation is particularly ________ in big cities.

A:abstract
B:stable
C:rigid
D:acute

正确答案是：

同类题型

May I take your order, sir-I’d like two _____ ,please.

k that’s unlikely to happen, but if that ______occur, both America’s and China’s interest would be severely damaged

The roads are crowded __________ walking towork is even quicker than driving.

How many ______ are there on the table

d you lend me ________ paper towrite ________ paper — Sorry, I haven’t any