What _______ public is concerned about is whether medical workers and scientists
题型：不详难度：来源：
What _______ public is concerned about is whether medical workers and scientists will be able to find _______ cure for this new disease after the vaccine(疫苗) is tried on volunteers.| A．/；/；/ | B．the；the；/ | | C．the；/；the | D．the；a；the |
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答案
| D |
解析
| public前加定冠词表示“公众”；第二空表示“一种治疗的办法或药物”，cure是单数可数名词，要加a；第三空的“志愿者” 指接受疫苗试验的志愿者，表特指要加the。 |
举一反三
—Did you enjoy yourself yesterday?
—Yes. As you saw, party went on in _______ most pleasant atmosphere.| A．the; a | B．the; the | | C．a; the | D．a; a |
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Sugar is sold by _______ pound, petrol by _______ gallon.| A．a; a | B．a; the | | C．the; a | D．the; the |
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I can’t remember when exactly the Robinsons left _______ city. I only remember it was _______ Monday.| A．the；the | B．a；the | | C．a；a | D．the；a |
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Don’t worry if you can’t come to _______ party—I’ll save _______ cake for you.| A．the; some | B．a; much | | C．the; any | D．a; little |
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George. W. Bush, _______ President of the United States, is to visit China _______ third time.| A．a；a | B．the；a | | C．/；a | D．/；the |
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