题目

Scientists will have to ________ new methods of increasing the world's food supply.A. come upB. come up withC. come overD. come across

Scientists will have to ________ new methods of increasing the world's food supply.

A. come up

B. come up with

C. come over

D. come across

题目解答

答案

B. come up with

解析

本题考查短语辨析。题目要求选择一个合适的短语来填空，使得句子意思完整。选项中，A项“come up”意为“上来，发生”，B项“come up with”意为“提出，想出”，C项“come over”意为“过来，顺便来访”，D项“come across”意为“偶然遇见，偶然发现”。根据题意，科学家需要提出新的方法来增加世界粮食供应，因此，正确答案是B项“come up with”。