We _______ on this project for four hours. Let’s have a rest.
| A．are working | B．have been working | C．worked | D．had worked |
My elder sister ____ me into buying the red mountain bike.
| A．wanted | B．advised | C．persuaded | D．told |
Although I often send e-mails to Tom, I have never seen him _____________.
| A．face to face | B．in time | C．at the moment | D．hand in hand |
The police asked him to _________what he had seen.
| A．set about | B．set down | C．set up | D．set out |
The number of people in the party _____fifty, but a number of them ____ absent for different reasons.
| A．were; was | B．was; was |
| C．was; were | D．were; were |
He asked us ________ we saw the lost cat or not.
| A．that | B．what | C．which | D．whether |