The mayor of Beijing said that all construction work for the Beijing Olympics _______by the year 2006 .

She worked _______a clerk in a government department after graduating from college .

The city was destroyed by an earthquake and it ________nearly five years before everything came back to normal .

Tom ,will you please _______my suitcase while I go to get my ticket ?

---I think he is taking an active part in social work .

----I agree with you __________.

In many people’s opinion ,that company ,though relatively small ,is pleasant ________.

—Didn’t you have a good time at the party ?

----Of course I did .As a matter of fact ,I had such fun that time seemed to ________so quickly .

In our class ,when the bell rang and the teacher closed his book ,it was a ________for everyone to stand up .

Maybe you have a goal to _______,a tricky question to answer or you just want to expand your mind!Here are some techniques to help .

The UN system is a major purchaser of goods and services ,_______over $4 billion a year .