_____ the police thought he was the most likely one, they could not arrest him since they had no exact proof about it.
| A．Although | B．As long as | C．If only | D．As soon as |
This ticket _____ one adult and one child to the show.
| A．promises | B．enters | C．admits | D．includes |
— Isn’t it hard to drive downtown to work?
—Yeah, that’s why I ______ to work by train.
| A．have gone | B．have been going | C．was going | D．will have gone |
— Shall we go and have a picnic at the weekend?
— ______. According to the weather forecast, there might be a cold front by then．
| A．Why not | B．We can wait | C．No, let's not | D．It depends |
She is _____ newcomer to _____chemistry but she has already made some important discoveries.
| A．the; the | B．the; / | C．a; / | D．a; the |
—I have to go home now. Daddy and Mummy must be waiting for me.
—OK. .
| A．Take it easy | B．Come on |
| C．You’re welcome | D．See you |