— Are there ____ computers in your classroom?— No. There aren’t ___ computers in our classroom.
The students found _______ easy to work out this maths problem.
New York is bigger than __________ in Australia.
We all think we are tired after the long work. Let,s stopa rest.
My aunt arrivedGuangzhouthe morning of March 13.
Robots(机器人)are to do the same thingspeople.