—Don't be angry with your kid when he makes a mistake again, will you?—No, I won 't. I know that of us are perfect after all.
Kids _________ use the computers to draw in the future.
---Will there be more people in 100 years? --- __________, I hope.
Tom _______ his English book in the classroom last Friday.
I really don’t know____________.
It’s _______ to work out the math problem. You needn’t go to ask the teacher.