5.The special magazine ________ many events that are not known to many people.
A.writes B.covers C.prints D.reads
4.Scientists ________ in many ways for their contributions _______ the development and
progress of human society.
A.always honour; to B.always honour; for
C.are always honoured; to D.are always honoured;for
3.He spent a large ______ of money on his clothes, which was ______ more than his earnings.
A.number; a little B.piece; a great deal C.deal; lot D.amount; far
2.Jack had travelled six miles across the channel ________ his engine failed and was forced to
land on the sea.
A.when B.until C.after D.since
第一节:单项填空(共20小题;每小题0.5分,满分10分)
1.----- Let’s go Dutch for this supper, OK?
----- No, __________ this time, as a reward for all your help.
A.it’s up to you B.it’s my treat C.let’s talk about it D.it doesn’t matter
8.★★★★简要回答人类活动对气候影响:(高考质量检测题)
(1)人工造林对局部地区气候影响主要有① ;② ;③ 。
(2)人类活动排放大量有害气体,使大气污染加重,导致气候变化的具体表现:
①二氧化碳“温室效应”对气候影响是 。②排入大气中的氯氟烃对大气的影响为 。③排入大气中的酸性气体对大气影响是 。
7.★★★★人类活动排放到大气的污染物中,能产生“温室效应”的有(高考科研题)( )
A.二氧化硫 B.二氧化碳 C.氯氟烃 D.氧化氮
6.★★★★二氧化碳的“温室效应”导致全球变暖,其主要原因是( )
A.二氧化碳强烈吸收太阳紫外线
B.二氧化碳强烈吸收地面放出的紫外线
C.二氧化碳强烈吸收太阳辐射的红外线
D.二氧化碳吸收地面放出的红外线
5.★★★★下列现象中可能导致人类活动中经济结构变化的是( )
A.气象灾害 B.酸雨危害 C.臭氧空洞 D.全球变暖
4.★★★关于气候变暖造成的影响的错误说法是( )
A.直接威胁沿海低地国家 B.改变世界各地的降水和干湿状况
C.高纬度地区将适宜温带作物的生长 D.温带地区将适宜热带作物的生长
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