大怒主要影响的是（） A.呼吸功能 B.疏泄功能 C.藏精功能 D.气化功能 E.运

Amy spends much time _____ English every day. [ ]

A. read

B. to read

C. reading

D. reads

When it ______ advertising, consumers need to be educated about techniques used by advertisers. [ ]

A. comes up

B. comes about

C. comes out

D. comes to

心室射血所面对的负荷称为前负荷。

电气设备安全操作应该注意哪些事项.

汉语中两个第三声的字相连时，前一个往往要变调，如“你好”的“你”实际发音是第（）声。