The US dollar value of Chinese exports increased at an average rate of almost 18 per cent per an-num between 1978 and 1983.

A.year

B.autumn

C.month

D.season

The need to upgrade industrial equipment is great:official figures show that in 1980,20% of China’s capital stock was already 10-20 years behind that of the West.

A.increase

B.import

C.improve

D.get

Clearly,China's economy is a work in progress,nowhere near realizing the potential of its billionplus population.

A.finding

B.achieving

C.failing

D.trying

Such sustained losses in terms of trade have contributed to growth performance in West Africa that is poorer than in East and South Africa.

A.undestroyable

B.remarkable

C.unusual

D.continuous

Without his explicit intervention,the speculation will be going on and most of it is going in a negative direction.

A.implicit

B.definite

C.vague

D.uncertain