You’d better carry a(n) tyre in the back of your car in case it breaks down on the way.
| A．extra | B．free | C．convenient | D．spare |
Jane didn't say_________she would return, but I suppose she'll be back for dinner.
| A．that when | B．when | C．if or not | D．where |
What an accident! If the driver_________ carefully, things would not be as they are.
| A．has driven | B．drove | C．had driven | D．was driving |
The price_________recently. I wonder whether it will remain so.
| A．was going up | B．went up | C．has gone up | D．has been going up |
What I said and did at your house last night_________just between you and me.
| A．is | B．are | C．have been | D．had been |
He waited with his companion_________the rescuers came, and then helped them carry her back down the mountain.
| A．when | B．until | C．unless | D．while |