问题
单项选择题
冷油泵一般只输送()度以下的液体。
A.100
B.150
C.200
D.250
答案
参考答案:C
冷油泵一般只输送()度以下的液体。
A.100
B.150
C.200
D.250
参考答案:C
根据对话内容,从下面方框中选择适当的句子补全对话,使对话内容完整、通顺 。 | |
Li Jun: Good morning,Doctor. Doctor: Good morning. 1.____ Li Jun: 2.____ I've got a pain here. Doctor: 3.____ Li Jun:Since yesterday evening. I couldn't sleep well last night. Doctor:Let me see. Do you feel the pain here? Li Jun:Yes. Is it very serious,Doctor? Doctor: 4.____ But you'd better stay in bed for two days. And I'd like you to take these pills three times a day. 5.____ Li Jun:Thanks a lot,Doctor. Doctor:You're welcome. | |
|