问题

The new technology, if_________ to farming, will help increase the grain output.[ ]

A: applying
B: to apply
C: applied
D: having applied

正确答案是：

同类题型

He wouldn’t leave the TV set, ______ he was going to have an important exam the next day.

It was in the small house _____ he was born _____ he ended his life [ ]

___certain livings as birds not becausethey have long legs or short legs,but because they all havefeathers

Students into five teams to play games.

I’m afraid that this dress is big for me.