I _______ to help you but I was not able to spare any time.I _______ a paper last night and I'll have to finish it today.
| A．wanted; have been writing | B．have wanted;wrote |
| C．had wanted; wrote | D．had wanted;was writing |
The new road is __________ of the old one.
| A．more than three times the length |
| B．three times more than the length |
| C．more than the length |
| D．more three times than the length |
Electronic devices such as iPods and headphones can do great harm to our hearing if _______ improperly.
| A．being used | B．used | C．to be used | D．having been used |
A new __________to teaching English, is being used here, and it has proven to be very helpful to the students.
| A．way | B．system | C．approach | D．method |
It was at the very beginning _______ Mr. Fox made the decision _____ we should send more fire-fighters there.
| A．when, which | B．where, that | C．that, that | D．then, so |
Last Sunday I went to visit the History Museum where I saw a pot _________ about 1,000 years before.
| A．so it had been | B．so had it been | C．what it had been | D．as it had been |