单项选择题


A．attributing
B．distributing
C．contributing
D．explaining
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单项选择题
The new type of recycling plant will______.
A．recycle only paper and rubber
B．not recycle metals, paper or rubber
C．recycle paper, rubber and metals
D．not recycle steel, lead or copper
单项选择题
Projects for recycling waste in Britain______.
A．will not be started for at least fifteen years
B．are being developed all over Britain
C．have not yet been fully tested
D．have been abandoned because they are too expensive
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