单项选择题
A.speaks B.scatters C.circulates D.distributes
They are two dollars each but if you buy ten, you get a...
单项选择题They are two dollars each but if you buy ten, you get a（）of ten per cent.
A.discount B.recession C.depression D.discharge
Gary has planned to take a tour around the Great Lakes ...
单项选择题Gary has planned to take a tour around the Great Lakes in the coming summer vacation and（） great pleasure from the visit.
A.acquires B.anticipates C.recalls D.reckons
The survival of civilization, as we know, is（）threat.A....
单项选择题The survival of civilization, as we know, is（）threat.
A.with inB.underC.to wardsD.upon
