Scientists will have to______ new methods of increasing the world’ s food supply.

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问题 Scientists will have to______ new methods of increasing the world’ s food supply.

选项 A、come up with
B、come up for
C、come down with
D、come down to

答案A

解析本句的意思是：科学家们必须提出增加世界粮食供应的新方法。动词短语搭配题：come up with意为“提出”；come up for意为“参加”；come down with意为“患上(某种传染病)”；come down to意为“可归纳为，可归结为”。

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