英语选择题!急!
题目
英语选择题!急!
1.They ____ two free tickets to Canada , other wise they'd never have been able to afford to go .
A.had got B.got C.have got D.get
2.About 87.5% of the Chinese people feel that their living burdens are heavier than ten years ago , but their incomes _____.
A.have increased B.increase C.increased D.are increasing
3.The first use of atomic weapons was in 1945 , and their power ___ increased enormously ever since.
A.is B.was C.has been D.had been
4.Years ago we didn't know this , but recent science ___ that people who don't sleep well will soon get ill.
A.showed B.will show C.has shown D.is showing
5.How can you possibly miss the news ? It _____ on TV all day long.
A.has been B.had been C.was D.will be
6.Does this meal cost $50 ? I ____ something for better than this.
A.prefer B.expect C.suggest D.suppose
答案
1、B 这是2007年山东卷题.考查动词时态.“得到免费票”是已发生的事,用一般过去时.
2、A
3、C
4、A
5、C
6、A
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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