—Do you think twenty people are enough for the work?—No. I am afraid we need at least______ students.

A: _____is Mary?B: I think she is at home．

I’m really __________ playing ping-pong. No one can beat me in my class.

Do you want to listen to the ______ story?

We all know Jack Chen is a great actor, but ___________ of us remember when he was born.