6. I’ve lost my keys. Can you help me to________ them?
A. look for B. look after C. look up D. look at
7. If we__ _____ less paper, we ________ trees in the forests.
A. can use/save B. use/ save C. use/ will save D. uses/ will save
8. It was raining hard ; ________ ,we go to school on time.
A. however B. but C. because D. so
9. I suggest that we ________ to the theater.
A. going B. should go C. went D. to go
10. Nam speaks English ________.
A. good B. well C. bad D. nice