___ their heavy load, the two brothers walked along the river bank.

“________ give up (放弃), then youcan be successful.”

How manystudents in your school have been___to famousuniversities this year?[ ]

丁航为给朋友的父亲祝寿，挑选了几副对联，其中得体的一项是（ ）

It is important that he _______ placed in an appropriate job.