无牙颌排牙时，上颌尖牙的牙尖正对A．下颌尖牙的远中唇斜面 B．

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问题单项选择题

无牙颌排牙时，上颌尖牙的牙尖正对

A．下颌尖牙的远中唇斜面

B．下颌尖牙的近中唇斜面

C．下颌尖牙的牙尖

D．下颌尖牙与第一前磨牙之间

E．下颌尖牙与侧切牙之间

答案

参考答案：D

完形填空

用括号内的单词的正确形式填空:

小题1:Andy brushed the ________ (dirty) off his coat.

小题2:She was the first in her family to have the chance of a university_______ (educate).

小题3:I need some______ (guide) on how to plan a trip to Europe.

小题4:The USA doubted that Iran might own a lot of _______ (destroy) weapons, so they sent a team to Iran to examine the country.

小题5:A lot of cars entered for this race this year and there was a great deal of ______ (excite) just before it began.

填空题

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