1.短文改错中一个句子.to see a horse eat fish ,all of whom ran out.答案把

1.短文改错中一个句子.
to see a horse eat fish ,all of whom ran out.
答案把whom改成了them.这也不是独立主格结构.为什么要改.
这不是非限定性定语从句么?
2.according to the weather forecast ,tomorrow will _____a level five northerly wind
A suffer B witness
怎么能选b呢?怎么翻译?
3.but even if you do not know what you want,you should____that and go on from there.
A acknowedge B accept C admit
b 4.geverally speaking,____according to the directions,the drug has no side effect.
A when taking B when taken C when to take D when to be taken
5.at the end of 2008,there were around 3000 foreign printing companies in China,___up around 2 percent of national total.
A making B made
选A
6.english is not too difficult to be learned.
不应该不定时主动表被动么.应该是to learn啊?
A 7.A foreigh language like english is difficult to learn ,so you ____work too hard.
A can~t B ought to C should D mustn~t