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 |
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—I think 20 dollars for it is OK.
—No, I’d gladly pay _______ for it.
| A．twice as much | B．three times of what | C．the price twice | D．as much three times |
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____________ go straight on to university , why not get some work experience first?
| A．Rather than | B．More than | C．As soon as | D．As well as |
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You needn’t hurry to_______ it, for we will be _______ time to cope with it.
| A．react on; on | B．talk about; over | C．worry about; at | D．react to; in |
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The police found that the house ____ and a lot of things _____.
| A．has been broken into; has been stolen | B．had broken into; had been stolen |
| C．has been broken into; stolen | D．had been broken into; stolen |
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Only when you ________can you earn a living, .
| A．settle down | B．takes a risk | C．react to | D．cheer on |