I like _______ to people and _______ books.
| A．to talk, reading | B．talking, reading |
| C．talk, read | D．talk, to talk |
Don’t forget ________ an umbrella. It’s going to rain.
| A．to take | B．to bring | C．taking | D．bringing |
My mother told us_______ make__________ noise.
| A．don’t, any | B．not, some | C．not to, any | D．don’t, some |
What about__________ tomorrow?
| A．go swimming | B．going swim | C．go to swim | D．going swimming |
实验室用高锰酸钾制氧气，实验结束前需要进行的操作是
| A．先把试管取下，再熄灭酒精灯 |
| B．先熄灭酒精灯，再把导管从水槽中取出 |
| C．先把导管从水槽中取出，再熄灭酒精灯 |
| D．先熄灭酒精灯，再把试管取下，最后把导管从水槽中取出 |
“海宝”是2010年上海世博会的吉祥物。某“海宝”玩具的外用材料为纯羊毛，内充物为聚酯纤维。区别这两种物质的最好方法是
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| A．燃烧法 | B．摸手感 |
| C．闻气味 | D．是否溶于水 |