-Steven could you help me when the plane will take off on the Internet? -Im sorry my co

问题补充：

-Steven, could you help me when the plane will take off on the Internet?

-Im sorry, my computer doesn work.

A. look after

B. look out

C. look up

D. look for

答案：

A. look after

B. look out

(答案→)C. look up

D. look for

解析：句意：Steven，你能帮我在网上查一下飞机什么时候起飞吗？ 对不起，我的电脑坏了。look after ，照顾；look out，小心，当心；look up，查找；look for，寻找。根据句意选C。