问题 单项选择题

下列何者不属于固定矫治器的优点

A.固位良好,支抗充足

B.能使多数牙移动,整体移动和转距扭矩等移动容易

C.能控制矫治牙的移动方向

D.施力过大疼痛时,患者可自行卸下,避免损伤牙体牙周组织

E.体积小,较舒适

答案

参考答案:D

阅读理解

Tom saw an advertisement in a newspaper for a beautiful bicycle. It cost 55 pounds. So he went to the shop and asked to see one of the wonderful bicycles.

The owner of the shop was harpy to show one to Tom. Tom examined(检查)it carefully, and turned to the owner and said, "There isn’t a lamp on this bicycle. hut there was one on the bicycle in your advertisement."

"Yes, Sir, "answered the man." But the lamp isn’t included(包含)in the price of bicycle."

"Not included in the price of bicycle?" Tom said angrily. "But that’s not honest. If the lamp is in the advertisement, it should be included in the price.”“Well, Sir,” answered the shop owner coldly. "There is also a girl on the bicycle in the advertisement. but we cannot give you a girl with the bicycle, either."

小题1:In the advertisement, there was a ______ and a ______ on the bicycle.

A.lamp; man

B.picture; lamp

C.lamp; girl

D.newspaper; shop owner小题2: After he read the advertisement, Tom decided to ______.

A.see and buy the lamp

B.examine the bicycle

C.see and buy the bike

D.ask the shop owner小题3:Tom ______ after he looked at the bike carefully.

A.returned the bike to the shop owner

B.didn’t find a lamp on the bicycle

C.showed the bike to the shop owner

D.bought the bicycle at once小题4: Tom thought it was ______ for the shop owner to sell the bike without a lamp while there was one in the advertisement.

A.necessary

B.good

C.right

D.wrong小题5: The text gives us a lesson that ______.

A.sometimes we can’t completely (完全地) believe an advertisement.

B.we must read the newspaper carefully

C.The price of something is often changed

D.we should examine bicycles carefully before we buy them

单项选择题