Obviously they didn’t see the significance of the plan. That’s __________the problem was.
| A．why | B．where | C．that | D．how |
Please _______ that stamp, for it is quite rare nowadays.
| A．turn to | B．come up to |
| C．attend to | D．hold on to |
— Is it convenient for you to have a drink together this evening?
— Sorry. That’s _______ I will be meeting an important guest at the airport.
| A．because | B．when | C．why | D．what |
—Did Linda see the traffic accident?
—No，no sooner _______ than it happened.
| A．had she gone | B．she had gone |
| C．has she gone | D．she has gone |
We don’t want to _______ him as chairman of the meeting. He is not fit for the position.
| A．consider | B．pick |
| C．refer | D．appoint |
By the time the reporter arrived at the spot, the injured _______ to hospital.
| A．have been taken | B．had been taken |
| C．were taken | D．would be taken |