Robots usually do work in factories.( )
heavy
heavier
heavily
Waiter,a glass of orange juice,please.
Sorry.Orange juice only for breakfast.( )
A.twill serveB.serves
C.is served
Hurry up!Jack for you to play basketball.
OK.I'm coming..( )
A.waitedB.is waiting
C.was waiting
What shall we do this weekend?
We'll drive to Dongjiang Lake boating.( )
A.to goB.goC.going
There are many tall trees on sides of the river.( )
A.bothB.allC.either
The harder we study,the result we will get.( )
A.goodB.betterC.best