1、It will be ______before my mother gets well again.
题目
1、It will be ______before my mother gets well again.
A some times B some time C sometimes D sometime
2、How do you often go to work?-------_______.
A By bikes B By a bike C On some bikes D Ride a bike
3、It rains________here.
A very much B lots of C a lot of D a lot
4 ________does it take you to go to school every day?
A How long B How often C How far D How much
答案
1 B 一段时间(A几次,C有时,D将来不定的某个时间)
2 D (乘交通工具BY+名词单数,故A与B都错,C也不符)
3 D (B与C后+名词,A很,十分,与句意不符,‘这儿经常下雨’
4 A 多久( B多久一次,C多远,D多少(钱))
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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