Since 1949, the peoples living standard _______, causing a big _______ in population.
| A．has been raised; rise | B．has been rose; raise |
| C．has raised; rise | D．has raised; rose |
相关试题
—Excuse me, sir. Could you help me?
—Sure ?
| A．What is that | B．What is it | C．What help | D．What do you want |
Shopping on line will take the place of shopping in stores, won’t it?
| A．commonly | B．especially | C．finall y |
D．regularly |
Had I mastered the statistic technique, a large amount of time and, energy .
| A．was avid | B．had been saved | C．will be save d |
D．would have been saved |
It is meeting side effect the new medicine will bring about, although the experts have tried it on about 2,000 patients.
| A．that | B．what | C．whether | D．which |
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