271.Before building a house, you will have to _____ the government's permission.
A.get from
B.follow
C.receive
D.ask for
272.Modern plastics can ______ very high and very low temperatures.
A.stand
B.hold
C.carry
D.support
271.答案是D;ask for the government's permission请求政府允许。
272.答案是A;句意:现在的塑料能忍受高温和低温。此处stand忍受，容忍。
