2、It is ___ for you to persuade him.
A.possible B.likely C.probable D.possibly (
选A
只有possible可以接不定式复合结构,即
It is possible for sb to do sth.(v)
而其他两个选项是没有这种用法的
It is likely for sb to do sth.(X)
It is probable for sb to do sth.(X)
4、sight 景象
look 面貌
sign 标志
appearance 外貌
在大街上晾衣物的景象在各个国家都很普遍.
6、introduced 就是被引进的意思,这个没什么好说的
sold 卖 taken 拿 spread 传播 massage之类可以spread
其他例子：For example,tomatoes were introduced to Europe in 1523 from the New World.
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有问题追问,祝好!
【阿美莉猫=^·^=来自英语牛人团】