The time is not far away ________modern communications will become widespread in China’s vast countryside.

　 A. as　　　　　 　 B. when　　　　 　C. until　　　　 　D. before

After hours of searching, their patience was　　 and they found what they were looking for.

　 A．rewarded　　 B．a(chǎn)warded　　 C．balanced　　 D．required

We should respect food and think about the people who don’t have _______ we have here and treat food nicely.（ ）

A. that　　 B. which C. what　 D. whether

— I suppose there’ll be a lot of arguments.

— _______

A. As you like.　　 　　　　　　　　 B. No problem.

C. That’s a good idea.　 　　　　　　　 D. I should imagine so.

All the people present at the meeting agreed with the chairman’s d________.

—Is it safe enough to stand here，Mom?

—No，come a bit ______ to me，honey.

A．close B．closely　 C．closer D．more closely

Never _____ till tomorrow what may be done today.
  A. put on   B. put away   C. put off    D. put up

For most Americans, their 18^th birthday　　 the end of one part of their life and beginning of another.

A. predicts　 B. tells　　　　 C. marks　　 D. signs

_______ I accept that he is not perfect, I do actually like the person.

　 A. While　 　 B. Since　　　　 C. Before　　 D. Unless

Some of the most important achievements in physics ____________their success to these mathematical systems.

A. oblige　　 B. owe　　 C. contribute　　 D. devote