--It starts raining outside. --Oh, ____________!
The headmaster was dismissed three months ago.The post is too important to leave any longer,especially before the college entrance examination.
Could it be in the restaurant you had dinner with me yesterday you left behind your keys and wallet?
There is a big library in our school,and this is I often go to get the latest information.
—Now that you like the Lenovo Computer,why not buy one?—Well,I can’t afford computer.
There are a lot of computers in the lab,and they need professional to make sure they can be in a good state.