-wise:clockclockwise顺时针方向的;likelikewise同样地
-wards:outoutwards向外面地,northnorthwards向北方地
附二:真题及参考答案
El Nino is the name given to the mysterious and often
unpredictable change in the climate of the world. This strange 47
happens every five to eight years.
It starts in the Pacific Ocean and is thought to be caused by a
failure in the trade winds, which affects the ocean currents
driven by these winds. As the trade winds lessen in 48 , the ocean
temperatures rise, causing the Peru current flowing in from the east
to warm up by as much as 5 C.
The warming of the ocean has far-reaching effects. The hot, humid
air over the ocean causes severe 49 thunderstorms. The
rainfall is increased across South America, 50 floods to Peru. In
the West Pacific, there are droughts affecting Australia and
Indonesia. So while some parts of the world prepare for heavy rains
and floods, other parts face drought, poor crops and 51.
El Nino usually lasts for about 18 months. The 1981-83 El Nino
brought the most 52 weather in modern history. Its effect was
worldwide and it left more than 2,000 people dead and caused over
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