【題目】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.centered

【答案】B

【解析】confirm意為“證實(shí)”;conclude意為“推斷出”;concentrate意為“集中”;center意為“集中”。根據(jù)From facts判斷,應(yīng)選B項(xiàng),表示“從事實(shí)中推斷出”that從句的內(nèi)容。

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