搜题请搜索小程序“爱下问搜题”
问题 单项选择题

一般扁凿的总长度约为（）。

A.150～180mm

B.180～200mm

C.200~220mm

D.220~240mm

答案

参考答案：B

选择题
— Do you really believe the doctor knows ______ to do with this possible situation?
— No, never. But, believe it or not, he is left ______ the operation!

A. what; in charge of
B. how; in charge of
C. what; in the charge of
D. how; in the charge of
查看答案
单项选择题

能固摄血液在脉中运行的是（）

A.心

B.肺

C.肝

D.脾

E.肾
查看答案