It was nearly an hour _____________ the sleeping pill _____________ effect.
| A．when; took | B．before; took | C．since; takes | D．before; would take |
A new laptop costs about _____ of a second-hand one.
| A．the price of three times | B．three times the price |
| C．as much as the three times price | D．three times more than the price |
That day, we______ for the train station when Tom fell and hurt his legs badly.
| A．have been leaving | B．were just about to leave |
| C．have left | D．are just going to leave |
As we all know，dark glasses can ________ the eyes from strong sunlight.
| A．prevent | B．care | C．help | D．protect |
I would rather _____ the weekend at home than ______ all the way to such a place.
| A．spending, driving | B．spend, to drive | C．spend, drive | D．to spend, drive |
What a great artist! It seemed only a couple of minutes ____ he had finished this wonderful painting!
| A．until | B．when | C．after | D．before |
All those second-hand goods are sold at before.
| A．30% as lower price as | B．as 30% low price as |
| C．30% as low a price as | D．30% lower price than |
It is ten months since he ______ a doctor.
| A．becomes | B．became | C．has become | D．had become |