1.The population of India has been steadily increasing for decades, and it will probably have what is estimated as 1.6 billion people by 2050 and surpass China as the world's most populous nation. A. b.they are likely to have c.the country will probably have d.there will probably be e.there will be an estimated 答案C,我选D,因为白勇语法上曾说过表示事实一类存在的最好用THERE BE句型,STH HAVE什么不是太好.听听大家意见~~~~~ 2.Industrialization and modern methods of insect control have improved the standard of living around the globe while at the same time they have introduce some 100,000 dangerous chemical polltants, having gone virtually unregulated since they were developed more than 50 years ago. a. b.while at the same time introducing some 100.000 dangerous chemical pollutants that have c.while they have introduced some100.000 dangerous chemical pollutants at the same time,and have d.but introducing some 100.000 danerous chemical pollutants at the same time that have e.but at the same time introduce some 100.000 dangerous chemical pollutants,having 选B.觉得奇怪,WHILE后面还是应该跟句子啊?如果是省略了主语,谓语形式也不应该是introduing啊.请赐教~~~~~~~~ |