Test 25
1. Cars are responsible for most of the smog in cities, _______________ (這已經(jīng)對(duì)環(huán)境造成了嚴(yán)重的污染).
2. Man should not exploit the natural resources _______________(以犧牲其他物種為代價(jià)).
3. How close parents are to their children______________________(有很強(qiáng)的影響)the character of the children.
4. In the Chinese household, grandparents and other relatives__________________(起著不可缺少的作用)in raising children.
5. He always dreams of _________________(有個(gè)機(jī)會(huì))for him to bring into full play his potential.
【答案】
1. which has seriously polluted the environment
2. at the cost of sacrificing/loss of other species_
3. has a strong influence on/effect on
4. play indispensable roles
5. there being a chance
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