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【单选题】
能作为氨基酸转运工具的是A.
mRNA
B.
tRNA
C.
DNA
D.
rRNA
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【单选题】______ is the longest river in Australia
A.
The Mississippi River
B.
The Murray River
C.
The Mackenzie River
D.
Saint Lawrence River
【单选题】______ is the longest river in Britain.
A.
The Mississippi River
B.
The Murray River
C.
The Mackenzie River
D.
The Severn River
【判断题】The Murray River is the second longest one of the country, which runs at 2,357 kilometers from the Alps.
A.
正确
B.
错误
【单选题】The mother river in Canada is______.
A.
St. Lawrence
B.
River Columbia
C.
River Shannon
D.
the Murray
【简答题】March 20th is World Water Day every year. According to a report from the United Nations, more than half of the world's major rivers have serious water loss and are polluted. The Yellow River, the worl...
【简答题】开出现金支票向贫困灾区捐赠
【单选题】Canberra is a picturesque city on the banks of ( ).
A.
Lake Burley Griffin
B.
River Murray
C.
River Darling
D.
River Brisbane
【判断题】The Murray River is the second longest one of the country, which runs at 2,357 kilometers from the Alps.
A.
正确
B.
错误
【单选题】The longest river in Australia is
A.
Walkathon River.
B.
Severn River.
C.
Mackenzie River.
D.
Murray River.
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