How long ___________ each other before they__________ married?–For about a year

So long as you do what you can, no one will blame you __________ you might fail in the future.

The population of China is ________ than ________ country in the world.

______ children there are in family,_______ their life will be.

Guang Zhou’s traffic facilities have beengreatly improved _____ an advanced new light railway for the Asian Games