问题 选择题

From facts, scientists have        that more energy is being absorbed from the sun, throwing the earth’s energy “out of balance”.

A.confirmed

B.concluded

C.concentrated

D.centred

答案

答案:B

本题考查动词词义辨析。此处concluded意为:得出结论。

单项选择题 A1/A2型题
问答题