小学英语时态练习
题目
小学英语时态练习
答案
帮你出几题:
1.I am reading a book now.
2.He takes off his hat.
3.I will visit my friend tomorrow.
4.She had done her homework.
5.She went to shopping yesterday.
6.They will go to the zoo next Monday.
7.We had finished the projects.
8.You have been very nice to your friends.
9.Tom is going to see a movie with Jenny.
10.Betty has been cooking since 2 o'clock in the afternoon.
11.I saw a little bee flying around the red flower.
12.Johnny was playing football yesterday.
13.Bobby watches TV everyday.
14.Billy has been cheating his mother.
15.Darcy will be the winner in the game.
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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