He received many p-----form his friends on his ------(二十)birthday
题目
He received many p-----form his friends on his ------(二十)birthday
Which is q----,a car or a train?Trains run more q------
Shall we go?No .We are not r-----
I can"t r---- her name.I am forgetful.
I have written him several letters but I have neverreceived a single r-----a------
The alarm-clock faild to walk me up.It didn"t r----- this morning
After school ,the students said g----- to each other and then went back home
Drive carefully and s----- on the icy road
I will s-----the pictuers to you after they come out
答案
1 presents 礼物 .twentieth 20岁生日
2 quicker.quicker 更快
3 ready 准备好
4 remember 记得
5 reply 回复/answer 回复
6 ring 响铃
7 goodbye 再见
8 slowly 慢慢地
9 send 发给
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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