— Dad, must we wait for the green light?
— Yes, I’m afraid we ________. That’s the traffic rule (规则).
| A．can | B．may | C．need | D．have to |
Don’t forgetan umbrellayou. It’s going to rain.
A. to take , to B. taking , to C. to take, with
They _____ to work. They’ll work at home instead.
A.will go B.won’t go C.didn’t go
Do you like playing _____ football or playing _____ violin?
A.the,the B.the,/ C./,the
I think kids will study at home on computers _____ ten years.
A.at B.for C..in
He’s going to _____ an engineer when he _____ up.
A.do;grow B.do;grows C. be;grows