填空题
GM crops are controversial. On the one hand, some farmers and scientists feel that GM crops can make the world a better place. If bioengineers can create crops that are (36) to insects, for example, then they won’t have to worry about insects destroying plants. In the (37) of insect damage, crops can grow to feed the poor and hungry. Genetic engineering can transform plants with other desirable (38) as well. Plants that don’t require much water, which can live even in times of drought, can help prevent the widespread (39) that would occur if people have nothing to eat. It’s easy to see why many people believe that GM crops will help the world meet the difficult challenges that it will face as more and more people need to be fed.
But not everyone thinks bioengineering is a good idea. Other people are (40) . They mistrust the claims made and don’t believe that biotechnology is without (41) . The possible dangers include harming the (42) --the interrelated community of plants and animals and bacteria that makes up the Earth. They worry that changing plants can harm our environment, and damage to our (43) can hurt us.
Indeed, people hold very different opinions about bioengineering. While some people look forward to crops that will not rot during the trip to market, (44) While some people look forward to crops that can withstand droughts, others worry that (45) . For some people, GM crops are the hope of the future; (46) .