1.there are fog w_____ on the radio all day
题目
1.there are fog w_____ on the radio all day
2.Don't worry ,madam.there's nothing s_____
3.there are lots of people waiting for the a_____ of the news
1.we were really worried as there______(be)no buses soon
2.用介词填空he is waiting for the bus______the bus stop
3.改错my mother likes taking the dog with herself for a walk(好像是with错了,
答案
1 weather
2 serious
3 announcement宣布
1 were
2 at
3 herself 改为her
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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