问题

_________by a greater demand of vegetables, farmers have built more green houses [ ]

A: Driven
B: Being driven
C: To drive
D:Having driven

正确答案是：

同类题型

ned out that his pulsebeats ____ , which made us relieved

____________—-R-U-L-E-R.

students don’t understand what their teacher is talking about, he/she hasn’t _________his/hermeaning_____________.

__ Any suggestions? __ You’d better ______________ the last sentence as it is rather misleading.

Did you wash your new suit in hot water—Of course not I am not ______ foolish