----Can you tell me ______ live a low-carbon(低碳) life ?

----OK. By using both sides of the paper.

A. where’s　　 　　　　　　 B. why to　 　　　　　　　　　　 C. when to　 　　　　　 D. how to

 I really enjoyed your speech, ______ there were some parts I didn’t quite understand.

   A. because                      B. unless                      C. though                            D. after

 My grandfather loves keeping pets．He said a pet could help a person feel______.

A. more nervous          B. less alone            C. less lonely             D. more worried

----Where is Tom?

----He’s left a(n) _____ saying that he has something important to do.

A. excuse 　　　　　　　 B. sentence 　　　　 C. news 　　　　　　 D. message

 The problem is too difficult for him. He _______ solve it by himself without any help.

A. can't                  B. mustn't              C. shouldn't            D. needn't

----Doctors, it seems that you like to work with animals.

----Yes, I think animals should ______ as our friends.

A. regard　 　　　　　　 B. be regarded　 　　 C. be regarding 　　　 D. are regarded

----Why is the man standing at the door of the restaurant all the time?　　

----He is waiting for anyone who will ______him some money or food.

　 A. receive　　　　 　　　 B. buy　　　　　　 C. offer　　　　　 　　 D. order

 It’s not a good habit to ____ late because the next day you’ll feel tired.

   A. get up                 B. make up               C. stay up                 D. clean up

---- Who is that man sitting there______?

----Well, if you must know, his name is Jack.

A. friendly　　　 　　　 B. lonely　　 　　　　 C. lively　 　　　　　　 D. quietly

----Jack, Can I use your bike?

----Sorry. I have _______ it _______ Nick. You may ask Sam.

　 A. borrowed; from　 　 B. lent; to　　 　　　　　　 C. kept; for　　 　　　 D. returned; to