问题

This is not an economical way to get more water; ____,it is very expensive.

A:on thecontrary
B:on the otherhand
C:on the whole
D:on earth

正确答案是：

同类题型

nd girls, will you please ____the park this afternoon —-OK.

ask me to goo with him, ________

ne knows that _______ is dangerous to play withfire, but _______ is difficult is to prevent children from playing with fire

___________ —He is Andy’s father.

The number of the giant pandas in China is getting but the red crowned cranes are getting .