A320飞机的发动机是___型号？

The teacher spoke loudly _______ the students could hear him clearly.

We won＇t give up ______ we should fail ten times.

It worried her a bit________her hair was turning gray.

_______we can’t get seems better than________we have.

What a pity________is________you didn’t arrive by daylight

It＇s well known ______ the earth moves round the sun.

I couldn＇t agree with _____ at the meeting.

It depends on ______ we have enough time.

I am not quite sure ____ he will come or not ?

Nobody but Jim and his uncle _____.