动词填空。

1. All of the boys must______ (be) here before seven o'clock?

2. Life______ (be) a good teacher.It has taught me how ______ (think)

3.—Who ______ (knock) at the door?

   —I ______ (not know).Let me go and see.

4. I'm glad ______ (hear) that you ______ (pass) the exam already.

5.Would you like something ______ (eat)?

患者腹部痞胀，纳呆呕恶，肢体困重，身热起伏，汗出热不解，尿黄便溏。其舌象应是

A．舌红苔黄腻

B．舌红苔黄糙

C．舌绛苔少而干

D．舌绛苔少而润

E．舌红苔白而干