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【單選題】
在做性狀分離比的模擬實(shí)驗(yàn)時(shí),分別同時(shí)從甲小桶和乙小桶抓取小球50~100次,統(tǒng)計(jì)小球組合為DD的比例為( )
A.
1/3
B.
1/4
C.
1/2
D.
1/5
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參考答案:
舉一反三
【單選題】It’s generally accepted that smoking is _____ to our healthy.
A.
harmful
B.
hopeful
C.
powerful
D.
painful
查看完整題目與答案
【單選題】The title of the article should be___________ .
A.
Eating and Exercising
B.
How Vitamins Work in Man's Body
C.
Staying Healthy
D.
Sleeping Well
查看完整題目與答案
【單選題】_____made her excited was ______ she had managed to win her house back.
A.
That; when
B.
It; that
C.
What; that
D.
What; whether
查看完整題目與答案
【單選題】The unlucky ones mentioned by the doctor were __________. .
A.
those who suffered from illness.
B.
those who were killed during the war
C.
those who slept in the air-raid shelter.
D.
those whose homes were destroyed in air-r
查看完整題目與答案
【單選題】The new stadium being built for the next Asian s will be _____ the present one.
A.
as three times big as
B.
three times as big as
C.
as big as three times
D.
as big three times as
查看完整題目與答案
相關(guān)題目:
【單選題】It’s generally accepted that smoking is _____ to our healthy.
A.
harmful
B.
hopeful
C.
powerful
D.
painful
查看完整題目與答案
【單選題】The title of the article should be___________ .
A.
Eating and Exercising
B.
How Vitamins Work in Man's Body
C.
Staying Healthy
D.
Sleeping Well
查看完整題目與答案
【單選題】_____made her excited was ______ she had managed to win her house back.
A.
That; when
B.
It; that
C.
What; that
D.
What; whether
查看完整題目與答案
【單選題】The unlucky ones mentioned by the doctor were __________. .
A.
those who suffered from illness.
B.
those who were killed during the war
C.
those who slept in the air-raid shelter.
D.
those whose homes were destroyed in air-r
查看完整題目與答案
【單選題】The new stadium being built for the next Asian s will be _____ the present one.
A.
as three times big as
B.
three times as big as
C.
as big as three times
D.
as big three times as
查看完整題目與答案
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