【单选题】物理吸附和化学吸附有许多不同之处,下面的说法中不正确的是
A.
物理吸附是分子间力起作用,化学吸附是化学键力起作用
D.
物理吸附可以是单分子层或多分子层,化学吸附一般是单分子层
【单选题】You are the very man ______ I have been looking for.
【单选题】You are the very man ______ I have been looking for. A. who B. whom C which D. that
【单选题】Jim: And now you are on channel TV. Len: That’s not ____easy job, but I like it. Jim: oh, I think you are a very lucky man. Len: Well thank you Jim. You are very kind. I do the best I can.
【单选题】You are the very man _______ I have been looking for.
【单选题】物理吸附和化学吸附有许多不同之处,下面的说法不正确的是
A.
物理吸附是分子间力起作用,化学吸附是化学键力起作用
D.
物理吸附一般是单分子层或多分子层,化学吸附一般是单分子层
【简答题】employee (n.) employ (v.) employer (n.) 1. You are the very man that I want to _______. 2. An ________ cannot afford to hire incapable workers. 3. This ________ was dismissed for laziness.