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【单选题】
In Paris, the Eiffel Tower closed to the public for four hours after a morning snowfall made it too ________to climb.A.
dry
B.
tough
C.
condensed
D.
slippery
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举一反三
【简答题】Python提供了两种基本的循环结构:__________和__________。
【单选题】—The Changjiang River is the first longest river in China. Which is the _______ river in China? —The Yellow River. [ ]
A.
second longest
B.
first longest
C.
longest two
D.
longest one
【单选题】The yellow river isn’t so()as the ChangJiang river.
A.
long
B.
longest
C.
longer
D.
the longest
【单选题】The Yellow River is the longest river ____ to the Changjiang River.
A.
next
B.
than
C.
to
D.
for
【单选题】Wuhan lies _____ the Changjiang River and the Han River meets.
A.
where
B.
wherever
C.
that
【简答题】A．浸渍法 B．渗漉法 C．煎煮法 D．回流提取法 E．连续回流提取法 只能以水为提取溶剂的方法是( ) 提取效率高且有机溶剂用量少的方法是( ) 提取挥发油不宜采用的方法是( ) 提取含淀粉较多的中药不宜采用的方法是( )
相关题目：
【单选题】The yellow river isn’t so()as the ChangJiang river.
A.
long
B.
longest
C.
longer
D.
the longest
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