It has been proved that it ______ to invest more in education and science resear

游客2023-07-13 30

问题 It has been proved that it ______ to invest more in education and science research projects.

选项 A、pays
B、costs
C、takes
D、gets

答案 A

解析本题考查动词词义及用法。这里pay的意思是：be worthwhile，be worthy合算的，划得来；cost价值，耗费(钱，劳力等)；take花费(时间)。本句意为：对教育和科研项目加大投资已经证明是划得来的。A符合题意。

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