A.若古树的年轮宽,则说明这一时期风调雨顺,适宜人类生存
B.气温过高或过低,雨水过多或过少都会使树木的年轮生长量变小
C.通过检测化工厂旁边的树木的年轮的宽窄,可以判断该化工厂污染物排放是否超标
D.研究古树年轮可以帮助今人印证对过去气候变化的记录
第1题
How many students are admitted to study in the university now?
About ______.
第2题
How many university students are there in the Britain?
A.12,000
B.22,000
C.220,000
D.250,000
第3题
How many British students joined the University Boat Race?
A.Five.
B.Four.
C.Three.
第4题
How many university students are there in the Britain?
A.12,000
B.22,000
C.220,000
D.250,000
第5题
There are three times as many graduate students in our university ______ in yours.
A.as
B.as the same
C.like
D.than
第6题
How many British students joined the University Boat Race this year?
A.Five.
B.Four.
C.Three.
第7题
A.associated
B.adopted
C.geared
D.qualified
第8题
第9题
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