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Haveyoueverdreamedaboutatriptospace?(36)ofsomevegetablesandcropsarealot(37)thanyou,astheyhavetraveledtospaceand(38).Chinaisamongthethreecountriesintheworldthat(39)agriculturalresearc
题目详情
Have you ever dreamed about a trip to space?(36)___of some vegetables and crops are a lot (37)___than you,as they have traveled to space and (38)___.
China is among the three countries in the world that(39)___agricultural research in space.(40)___are Russia and the US.(41)___1987,China has sent about 1,000species of (42)___into space.These include green peppers,tomatoes,cucumbers,carrots,lettuce and wheat.Even on China's first manned spacecraft Shenzhou-V,there were some seeds from Taiwan.
"(43)___in outer space such as radiation and low gravity can cause big changes in the seeds,"said Chinese researcher JinXing.
But not all seeds are better (44)___going to space.After returning to (45)___the best seeds are selected.These seeds produce much more and also grow (46)___than normal seeds.
As the(47)___of genetically modified(转基因的)food is still being debated,some people (48)___the safety of these"space vegetables"because some of their genes are changed during the trip to space.
But Jin(49)___a more positive view.He said,"unlike genetically modified crops,no new genes are (50)___to the space vegetables,so they are certainly (51)___.
China has also been cooperating with NASA to grow some super (52)___potatoes on the International Space Station.Special growth rooms use computers to (53)___the light,temperature and humidity(湿度).(54)___this technology a new,virus-free potato can be produced every 40to 50days instead of the previous (55)___crop.
China is among the three countries in the world that(39)___agricultural research in space.(40)___are Russia and the US.(41)___1987,China has sent about 1,000species of (42)___into space.These include green peppers,tomatoes,cucumbers,carrots,lettuce and wheat.Even on China's first manned spacecraft Shenzhou-V,there were some seeds from Taiwan.
"(43)___in outer space such as radiation and low gravity can cause big changes in the seeds,"said Chinese researcher JinXing.
But not all seeds are better (44)___going to space.After returning to (45)___the best seeds are selected.These seeds produce much more and also grow (46)___than normal seeds.
As the(47)___of genetically modified(转基因的)food is still being debated,some people (48)___the safety of these"space vegetables"because some of their genes are changed during the trip to space.
But Jin(49)___a more positive view.He said,"unlike genetically modified crops,no new genes are (50)___to the space vegetables,so they are certainly (51)___.
China has also been cooperating with NASA to grow some super (52)___potatoes on the International Space Station.Special growth rooms use computers to (53)___the light,temperature and humidity(湿度).(54)___this technology a new,virus-free potato can be produced every 40to 50days instead of the previous (55)___crop.
36.A.Seeds | B.Roots | C.Leaves | D.Stems |
37.A.happier | B.thinner | C.luckier | D.taller |
38.A.out | B.back | C.down | D.up |
39.A.carry out | B.turn out | C.make out | D.take out |
40.A.Another | B.The other | C.The others | D.Others |
41.A.In | B.Since | C.From | D.To |
42.A.crops | B.genes | C.seeds | D.vegetables |
43.A.Conditions | B.Situations | C.The air | D.Temperatures |
44.A.before | B.after | C.since | D.for |
45.A.Earth | B.Space | C.Air | D.Sun |
46.A.slower | B.sooner | C.smaller | D.faster |
47.A.price | B.safety | C.cost | D.possibility |
48.A.doubt | B.worry | C.believe | D.wonder |
49.A.hands | B.holds | C.takes | D.catches |
50.A.brought | B.taken | C.introduced | D.added |
51.A.delicious | B.sweet | C.nice | D.safe |
52.A.size | B.length | C.color | D.shape |
53.A.take | B.control | C.give | D.make |
54.A.Using | B.Judging | C.Developing | D.Considering |
55.A.monthly | B.daily | C.yearly | D.weekly |
▼优质解答
答案和解析
A C B A C B C A B A D B A B C D A B A C
36.A 考查名词.根据后文的介绍,一些蔬菜和庄家的种子登上太空.
37.C 考查形容词.这里拿蔬菜庄家和人做比较,更幸运早一步登上太空,所以两者比较用比较级.
38.B 考查副词.根据下文的介绍,这些蔬菜庄家的种子去而后安全回来.
39.A 考查动词.根据research研究可知,carry out固定短语,实施的意思.
40.C 考查代词.前文China is among the three countries 提到三个国家,其中中国是一个剩余的用the others.
41.B 考查连接.China has sent about…所以时间状语用since+一段时间,自从…
42.C考查名词.根据后文green peppers,tomatoes,cucumbers,carrots…可知都是蔬菜的种子.
43.A考查名词.在句子里such as radiation and low gravity 都是介绍太空的条件和状况.
44.B 考查介词.But not all seeds are better 并非所有的种子从太空回来都是优秀的,afer引导一个时间状语从句,在…之后.
45.A 考查名词.这些蔬菜种子从太空回到地球上.earth是地球的意思.
46.D考查比较级.the best seeds are selected最好的种子被筛选后,生长比其他更快.
47.B 考查名词.联系上下文safety of 可知.
48.A 考查动词.前文提到对转基因食品安全的关注food is still being debated,所有有人怀疑.
49.B 考查动词.此处是固定短语,hold a more positive view持一个更加积极的态度.
50.C 考查动词.没有转基因食品被介绍去太空.introduce意思是动词介绍,引入,根据句意需用被动语态.
51.D 考查形容词.带入太空的没有转基因食物.所以自然都是安全的.
52.A 考查名词.根据后文的描述,中国想要研制超级尺寸的土豆.
53.B 考查动词.这里使用电脑来控制光,湿度和温度.control动词控制.
54.A 考查动词.分析句子可知,这是一个动名词做主语,所以用using形式.
55.C考查形容词.根据常识庄家都是以年为单位生产收割的,使用新技术可以40-50天生产这种新型土豆.
36.A 考查名词.根据后文的介绍,一些蔬菜和庄家的种子登上太空.
37.C 考查形容词.这里拿蔬菜庄家和人做比较,更幸运早一步登上太空,所以两者比较用比较级.
38.B 考查副词.根据下文的介绍,这些蔬菜庄家的种子去而后安全回来.
39.A 考查动词.根据research研究可知,carry out固定短语,实施的意思.
40.C 考查代词.前文China is among the three countries 提到三个国家,其中中国是一个剩余的用the others.
41.B 考查连接.China has sent about…所以时间状语用since+一段时间,自从…
42.C考查名词.根据后文green peppers,tomatoes,cucumbers,carrots…可知都是蔬菜的种子.
43.A考查名词.在句子里such as radiation and low gravity 都是介绍太空的条件和状况.
44.B 考查介词.But not all seeds are better 并非所有的种子从太空回来都是优秀的,afer引导一个时间状语从句,在…之后.
45.A 考查名词.这些蔬菜种子从太空回到地球上.earth是地球的意思.
46.D考查比较级.the best seeds are selected最好的种子被筛选后,生长比其他更快.
47.B 考查名词.联系上下文safety of 可知.
48.A 考查动词.前文提到对转基因食品安全的关注food is still being debated,所有有人怀疑.
49.B 考查动词.此处是固定短语,hold a more positive view持一个更加积极的态度.
50.C 考查动词.没有转基因食品被介绍去太空.introduce意思是动词介绍,引入,根据句意需用被动语态.
51.D 考查形容词.带入太空的没有转基因食物.所以自然都是安全的.
52.A 考查名词.根据后文的描述,中国想要研制超级尺寸的土豆.
53.B 考查动词.这里使用电脑来控制光,湿度和温度.control动词控制.
54.A 考查动词.分析句子可知,这是一个动名词做主语,所以用using形式.
55.C考查形容词.根据常识庄家都是以年为单位生产收割的,使用新技术可以40-50天生产这种新型土豆.
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