根据首字母填空.
题目
根据首字母填空.
1、Could you please help me s() the floor
2、John is going to i() his friends to the party when his birthday comes.
3、I am having a party.Could you please help me clean my l() room.take
4、Could you please buy some drinks and s()?
5、I have learned English s() five years ago.
6、Here are the r() of the activities survey.
7、You must take c()of yourself
8、I was doing my homework w() my mother was cooking.
答案
sweep
invent
leaving
snacks
since
result
care
while
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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