用括号中所给词的适当形式填空。

1. Where _____ his black shoes? ( be )

2. Look! The light is red. You mustn't ______ (cross) the street.

3. There are four classes on the _____ floor. ( one )

4. Jim enjoys _______ (chat) with friends on the phone.

5. Would you like _______ (visit) the museum with me?

全颌曲面断层片（）

A.可全面观察全口牙齿发育情况及上下颌骨情况

B.可用于研究颅面生长发育情况

C.可显示上下牙的牙冠部

D.可显示上颌前部全貌

E.可显示下颌体和牙弓的横断面影像