用正确的be动词 there____ some people in the park帮一下 there____ some broccoli on the table
题目
用正确的be动词 there____ some people in the park帮一下 there____ some broccoli on the table
there____ twelve months in a year
there____ a pen ,two pencils and a ruler on the desk
____ there a park near here?
sorry,there____
____ there any teachers in the office?
yes,there____ two
what____ in the room
there____ some plants in it
____ there any children in the park?
there ____ much homework to do
答案
are
is
are
is
Is isn't
Are are
is are
Are is
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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