問題詳情
<C>The global population, currently at 6 billion, will have doubled by the year 2050. A question following thisfact is: can the earth feed that many people? The answer is yes. Farmers all over the world 36 producemore food for each person and at a lower cost than before since the introduction of pesticides in 1961. Now,farmers can even produce more food at a much quicker pace by growing stronger plants, 37 has been mapossible through genetic engineering. Foods from such plants are called GM foods. Whether GM foods are safto eat is now one of the most hotly debated issues. There are two groups putting forward thedee38 of GMfoods respectively to convince consumers to take their side. One side argues that GM foods can help feed theworld’s growing population as well as fight human diseases, while the other side argues 39 the safety ofGM foods, saying that they are unnatural and that GM plants will upset the balance of nature in time. It’s stilltoo early to tell whether GM foods are good or not, and it will probably 40 many years 40 thelong-term effects of GM foods.
【題組】36.
(A) could
(B) are able to
(C) may be able to
(D) have been able to
參考答案
答案：B[無官方正解]
難度：適中0.5
統計：A(1),B(2),C(0),D(0),E(0)