我这里还有一份英语试卷,谁帮我做下,
题目
我这里还有一份英语试卷,谁帮我做下,
词汇和语法 1.My teacher was ________ in her praise of any of my progress.A active
B generous
C different
D general
词汇和语法 2.The region has plenty of coal resources ________ lacks (缺少) enough water.A which
B as long as
C moreover
D while
词汇和语法 3.Danny left word with my secretary ________ he would call again in the afternoon.A who
B that
C as
D which
词汇和语法 4.Children may improve their speech by listening to other people talk,a fact may go ________.A unnotice
B not to be noticed
C not to notice
D being unnoticed
词汇和语法 5.He told me how excited ________ when he heard the news.A was he
B he was
C he had been
D had been
答案
1 B
2 B
3 B
4 unnoticed
5 B
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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