the stress of employment, some collegegraduates make a popular choice ____ they will join the army.

Have you decided where togo for your summer vacation—Not yet. We _________go toQingdao. It is a good place for vacation.

These old pictures remind me of the college days_____ they spent together.

Reading in bed isn’t good _____your eyes.

Would you like a cup of coffee ______ shall we get down to business right away ?