A．Because they may not judge speeds very well.B．Because they may step into the road fo
A. Because they may not judge speeds very well.
Because they may step into the road for convenience.
C. Because they cannot run very fast.
D. Because they may become nervous easily.
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Which of the following cannot explain why the interior of the earth is fluid？
A. There is great pressure at the centre.
B. Earthquake waves can move vertically.
C. The outer layer is made of rock.
D. The heat at the centre is too great.
(30)
A. The committee voted against the proposed project.
B. The committee approved against the proposed project.
C. The committee considered the short report well written.
D. The committee was convinced by the documented report.
A．50.B．120.C．220.D．240.
A. 50.
B. 120.
C. 220.
D. 240.
听力原文：By far, the most serious economic problem is that of inflation, now being accelerated by the rise of unemployment and threatened further by a possible wage explosion.
(27)
A. The problem of inflation could be worsened due to rising unemployment and wage explosion.
Because of the rising of unemployment during inflation, there could be a wage explosion.
C. The most serious economic problem in the wake of inflation is a possible wage explosion.
D. A possible way to curb inflation and rising unemployment is to raise the workers' wages dramatically.
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