The young man was often seen         by the lake.

A  to draw      B to drawing        C draw         D drew

Our environment is getting worse than before. –You’re right. But thanks to Earth Day, people have done more and more useful things to protect the earth since Earth Day         .

A  is started     B  was started      C  has started

 As China grows stronger and stronger, Chinese         in more and more schools out of our country.

A  teaches      B  is taught        C  has taught      D  was taught

Don’t worry. You         plenty of time to decide.

A will give      B  have given      C  will be given    D  are giving

I want to be a Chinese teacher when I grow up.—That’s great. Chinese teachers         in China and some foreign countries.

A  need      B  are needing      C  are needed      D  will need

 Do you believe there are aliens? –I ‘m afraid not. I don’t think aliens         in space.

A  can find  B  can be found  C  can be founded  D  can’t be found

 What should we do first if we want to develop our village?—A lot of new roads         , I think.

A  must be built     B  have to build     C  must build    D  have built

When you leave the room, make sure the door         .

A  was locked     B  is locked    C  will be locked  D  should be locked

Do you plant trees in spring?—Yes. Many trees         in our city every year.

A.  are planting     B.are planted      C.  were planted

It is reported that the Underground Line No.3         in our city in 2010.

A  will build    B  has built     C  will be built      D  has been built