问题

There is a new problem ________ in the popularity of private cars that road conditions need improving [ ]

A: involved
B: to involve
C: involving
D: being involved

正确答案是：

同类题型

re week, ______ we will notaccomplish the task

She loves _______very much.

12．We have to study for a bright future, so we have to lose some sleep_________we’re worn out

下列各句中，表达得体的一句是

Jack tried to play a trick _____ his sister but she wasn’t taken ________.