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

【解析】选B。考查动词辨析。confirm证明，证实；conclude得出结论；concentrate集中(注意力)；center把……放在中央。根据题意，此处使用conclude。

练习册系列答案

小学课课通系列答案

相关习题

科目：高中英语 来源： 题型：单选题

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

科目：高中英语 来源：2010-2011学年重庆市“名校联盟”高三第二次联考英语试卷（解析版） 题型：单项填空

A．confirmed

B．concluded

C．concentrated

D．centred

科目：高中英语 来源：2010-2011学年湖北省高三上学期9月月考英语试题 题型：单项填空

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

科目：高中英语 来源： 题型：

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

同步练习册答案