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當他聽說了偶然中發(fā)現(xiàn)的這種物質(zhì)時，這位教授感到異常激動。

________about the substance __________by accident ,the professor felt most________.

Drive straight ahead, and then you will see a to the Hefei-Nanjing Expressway.

A. sign　　　　 B. mark　　　　 C. signal　　　 D. board

The reason why the traffic was stopped was ____ the bridge was broken.

A. how 　 B. that　 C. because 　 D. for

—Excuse me，can I go in from here?

—Sorry，but you can go to　 　 .

A.the Four Gate　　　 B.Fourth Gate　　　 C.the Gate Fourth　 D.Gate Four

It’s good that we _____ to the park because it’s started to rain.

A. don’t go                                               B. hadn’t gone

C. didn’t go                                              D. wasn’t going

We students should get ____ to ____ nature and take ____ at the same time.

　 A. closely; the; exercise　　　　　　 B. close; the; exercises

　 C. close; /; exercises　　　　　　 D. close; /; exercise

—What’s________schedule for this weekend?

—________greeting ceremony for Professor White will be held in the lecture hall.

A．the；The B．a(chǎn)；A　 C．the；A 　D．a(chǎn)；The

It’s December now.In 　　　　　 three weeks or so，we’ll have our winter holidays.?

A.the others　　　　　　　　　　　　　 B.other’s

C.others　　　　　　　　　　　　　　　 D.another

一Daddy，look! Why_______ rainbow is like a bow?

一Oh，it is apologizing to ________angry sky．

A．the；an　 B．a(chǎn)；／　 C．a(chǎn)；an　 D．the；the

Mr. Johnson cares much about his clothing, in other words, he is ____ about what he wears.

A. special　 B. especial　　 C. particular　 D. extra