慢性子宫颈炎的主要症状为()
A. 白带增多
B. 外阴瘙痒
C. 外阴疼痛
D. 外阴灼热感
E. 外阴湿疹
—Hello. This is Sarah. May I speak to Tom?—I'm sorry, but he's not here right now. Can I take a?
A. call
B. message
C. order
Can you put me through to 31-5643?句中put …… through的意思是。
A. 通过
B. 穿插过
C. 把……接通
下面哪些句子表达电话占线?
A. He's not here.
B. This line is busy
C. I'm very busy.
D. Busy line.