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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A．The louder speakers.B．The visual aids.C．The hall capacity.D．The lunch menu.
A. The louder speakers.
B. The visual aids.
C. The hall capacity.
D. The lunch menu.
A．The company's top executives.B．Producers and servicemen.C．Agents and customers.D．Man
A. The company's top executives.
B. Producers and servicemen.
C. Agents and customers.
D. Managers from home and abroad.
Why does the author mention Lincoln's axe？
A. To tell people that a simple tool can be repaired thoroughly.
B. To make people realize that immortality is not possible.
C. To illustrate the fact that the prospect of growing old is intolerable.
D. To suggest an anti-ageing approach that will reproduce itself.
A．Signal to a school crossing patrol.B．Slow down or stop to let people cross.C．Overtak
A. Signal to a school crossing patrol.
B. Slow down or stop to let people cross.
C. Overtake other drivers for safety.
D. Watch out for a stop-children sign.
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