What does the news item say about President Obama?A.He had to deal with harmful gases.B.He

外语类 专四 已帮助 人

What does the news item say about President Obama?

A.He had to deal with harmful gases.

B.He criticized two West Virginia"s officials.

C.He prayed for the families of the miners.

D.He already knew the cause of the event.

请帮忙给出正确答案和分析,谢谢!

热搜:abo血型系统中,天然抗体的本质是