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GeneticEngineering(1)Manypeopleunaware(16)alotofthefoodstheyeateveryday,(17)bread,hamandcheese,havebeenalteredbyusingnewtechnology.Foodcanbechanged.ItCANBEMADEtotaste(18)ortolookdifferent-carrots

题目详情
Genetic Engineering
(1) Many people unaware (16) ____ a lot of the foods they eat every day ,(17)_____ bread ,ham and cheese ,have been altered by using new technology .Food can be changed .It CAN BE MADE to taste (18)____ or to look different-carrots can be made to taste of chocolate and apples can be made redder .Some food that appears the same has been (19)___improve .for example ,fish can be made to grow faster .Should we be pleased or worried Will new technology bring benefits ,or s it about to go (20)____control?
(2) Genetically engineered foods are produced by taking genetic material from one species and transferring it (21)______another .For example ,an‘antifreeze’ gene which appears naturally in Arctic fish has been introduced into pigs to make them (23)_______more quickly.
(3) Some claim great advantages ,They point out that crops can be made stronger and more disease resistant ,(24)_______pesticides can be reduced .They also maintain that food ca be made more nutritious or that the fat content can (25)_____to make it healthier
16.A.that B.what C.for D.of
17 .A.such that B.such as C.so that D.so as
18.A.difference B.differently
C.different D.differing
19.A.scientifically B.science
C.scientific D.scientifical
20.A.under B.into
C.out D.to
21.A.for B.to
C.out D.into
22.A.such that B.in order to
C.so that D.so as to
23.A.grow B.to grow
C.growing D.grown
24.A.because B.cause
C.result D.cause
25.A.be reducing B.be reduced
C.reduced D.reducing
▼优质解答
答案和解析
D、B、C、A、A
D、()A、A、B
第22个空是不是应该在这个位置?fish has been introduced into pigs(22) to make them (23)_______more quickly.
但是选项中似乎有问题.我认为应该选B .in order to .但是题目中已经有了to