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【单选题】
含氮废物以尿酸的形式排出的动物是( )。A.
两栖类和爬行类
B.
爬行类和鸟类
C.
鸟类和哺乳类
D.
两栖类和哺乳类
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举一反三
【单选题】---How far is your home to your school? ---It _________ me about twenty minutes by bus.
A.
costs
B.
spends
C.
pays
D.
takes
【单选题】--_____does it take you to get to your school from your home? --About 20 minutes by bus.
A.
How about
B.
What time
C.
How long
D.
How far
【单选题】'We’ll show your people how to use this land properly, how to make the most of it. ' is said by().
A.
Karen
B.
Pocahontas
C.
John Smith
D.
Grandma Willow
【单选题】— ______ is it from your house to the bus stop? — About five minutes’ walk.
A.
How far
B.
How often
C.
How soon
D.
How long
【简答题】DNA 在水溶解中热变性之后,如果将溶液迅速冷却,则DNA保持____状态;若使溶液缓慢冷却,则DNA重新形成 。
【单选题】－ _______ does it take to get to the bus stop from your home? － About twenty minutes.
A.
How far
B.
How much
C.
How long
D.
How many
【单选题】- is it from your home to school? Ten minutes by bus.
A.
How long
B.
How many
C.
How far
D.
How much
【单选题】How did you ______ with your classmates?
A.
make out
B.
make up
C.
make off
D.
make up to
【单选题】—How does your father go to work? —He often go to work__________.
A.
takes a bus
B.
. takes bus
C.
by bus
【单选题】----_____ is it from your home to school? ---17 minutes’ by bus.
A.
How long
B.
How far
C.
How often
D.
How much
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