—_______ will your father come back from Beijing?   —In two days.

 --- Don’t play with the knife, ______ you’ll cut your hand. ----Sorry, I ______ .

It is dangerous for teenagers to give out too much     about themselves on the Internet. 

It seems some students would like to start work as soon as possible, _____ they can help provide better lives for their parents.

—What’s your plan for the summer holidays? —I’ll go to Beijing _______ the school terms ends.