We should learn how to value what we have ______ it is too late．
A．when B．after C．before D．until
—How _____ you have been late then in such a small town?
—Lots of turns in the streets, and the buildings look all the same.
A．can B．could C．may D．must
A man of value never thinks of everything only in ______ of money.
A．terms B．orders C．times D．sights
—Do you know what to do in the lab, Mike?
—Oh, sorry I don’t----just _____if I could get a ticket for the Shanghai Expo.
A．wonder B．wondered C．wondering D．having wondered
While reading, you should not always ___________ a dictionary to find the meaning of each new word.
A．look up B．turn to C．look for D．turn out
After dry days, everyone appreciates ______ when there is a timely rain．
A．that B．one C．this D．it
