I make a (an) _______ that Jim would be there before us, as we have been held up in the traffic.

A. advice　　　　 B. suggestion　　 C. bet　　　　 　 D. decision

He was about to tell me the matter _______someone stopped him

　 A. as　　 B. while　　 C. when　　　 D. until

As we joined the big crowd I got _____ among them.

 A.separated               B. spared                    C. lost                   D. missed

_____ Lu Xun’s books, I assure (保证) you, they have real value.

A. As if　 B. As for　 C. As long as　 D. As though

As a work of ____ , we can't judge its value by appearances.

A. art　 B. arts　 C. the art　 D. the arts

— What caused the party to be put off?

　 — _____ the invitations.

　 A. Tom delayed sending　　　　　　　 B. Tom’s delaying sending

　 C. Tom delaying to send 　　　　　　 D. Tom delayed to send

9月22日你所在的城市和另外107个城市开展了"无车日"活动，倡议人们选用公共汽车、自行车或步行等绿色交通方式来代替开私家车。该活动得到了全国人民的支持，提高了人们节约能源与保护环境的意识，活动很成功。

    下面请你用英语写一篇短文介绍该活动，并谈谈开展该活动的必要性，号召更多的城市和居民参与到该活动中来。

    注意：

    1. 不要逐句翻译，可适当发挥，以使行文连贯；

    2. 词数：100左右。

    3. 参考词汇：

    无车日Car-free Day；

    开展launch

—You know,I’m poor in Chinese,you are not good at English,and...

—That’s　　　　 we should help each other.

A.when　　　　　　　 B.where　　　　　　 C.how　　　　　 D.what

The birds fly south _________ the warmth of the south every year.

A.in the search of　　 B. in search of　 C.search for　 D. searching