An old soldier gave us a lecture a moment ago. In his lecture, he told us in Zhenjiang in the old days.

I hope this dictionary will be _______ both teachers and students.

Mum, would you please buy me a MP5 player—If you can help do the dishes the whole vacation，you have one as a reward

I think Jerry will pass the exam this time. —________. He has been studying hard this year.

We can eat in the dining hall. But we _______ eat inthe classroom.