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【单选题】
The key to solving the mystery to date has been ______.A.
matching climate change data to dates of apparent historical catastrophes.
B.
looking at evidence found in the layers of the earth.
C.
analyzing tree rings.
D.
analyzing seismic activity in history.
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【单选题】What must be enabled to view the WAN performance reports?（）
A.
Monitor > WAN > WAN Throughput
B.
Monitor > WAN > WAN Performance
C.
Device Setup > Applications > Monitoring
D.
Device Setup > Advanced > WAN Performance Monitor
【单选题】-You didn’t look well. You’d better see the doctor -I . But the doctor said there was nothing serious. [ ]
A.
have
B.
am
C.
will
D.
was
【单选题】“Well, I’ll tell you a secret ...” said the boy, with his mouth almost _____ my ear.
A.
touched
B.
touching
C.
touch
D.
to touch
【单选题】--- What should I do with my paper, Mr. Jason? --- Well, what I have said about Peter’s _____ yours. [ ]
A.
goes for
B.
goes through
C.
goes up
D.
goes over
【单选题】— You don't look well. You'd better see the doctor. — I ______. But the doctor said there was nothing serious. [ ]
A.
have
B.
am
C.
will
D.
was
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