单项选择题

A．The underground oil resources have not been affected.
B．Most of the desert animals and plants have managed to survive.
C．The oil lakes soon dried up and stopped evaporating.
D．The underground water resources have not been polluted.
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单项选择题
A．Many welcome the idea of having more bars on board.B．Many prefer the ferry to maintain its present speed.C．Some suggest improving the design of the deck.D．Some object to using larger luxury boats.
A．Many welcome the idea of having more bars on board.
B．Many prefer the ferry to maintain its present speed.
C．Some suggest improving the design of the deck.
D．Some object to using larger luxury boats.
单项选择题
Tourists focus more on places they visit than those at home.
A．Y
B．N
C．NG
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