A skilled platform. speaker outlines the main points before he ______ the speech.A.speakB.

学历类 公共英语 已帮助 人

A skilled platform. speaker outlines the main points before he ______ the speech.

A.speak

B.talk

C.deliver

D.shift

请帮忙给出正确答案和分析,谢谢!

热搜:a是b的充分条件,b是a的必要条件吗