皮皮学，免费搜题
登录
搜题
【单选题】
细胞内液主要的阳离子A.
Na+
B.
K+
C.
Mg2+
D.
Ca2+
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】Generally, you should avoid business over a meal until your host gives a signal
A.
talk about
B.
talking about
C.
to talk about
D.
talked about
【单选题】Generally speaking, you should expect to find low atmospheric pressure prevailing in the earth’s ______.
A.
equatorial area
B.
polar regions
C.
mid-latitudes
D.
All of the above
【单选题】Generally,you should avoid ____business over a meal until your gives a signal.
A.
talk about
B.
talking about
C.
to talk about
D.
talked about
相关题目：
参考解析：
知识点：
题目纠错 0
发布
