What do you think of our school basketball team——They’re going to lose the match __________ they improve their skills.

It’s time to have class. Please stop_________. —– OK.

I’ll keep his address _____ I need it

My teacher punished me this morning.—Why? You’ve done nothing wrong, ______ I can see

The longest bridge linking Hongkong to Chinese mainland at Zhuhai and Macao in a giant Y- shape, is due to be completed by 2015 and to be in use for 120 years.