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【单选题】
所载药物均为浙江杭州慈云岭一带生长的本草书是（ ）A.
《履巉岩本草》
B.
《然》
C.
《本草乘雅半偈》
D.
《本草从新》
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举一反三
【单选题】Everyone has faced the embarrassing ______ of deciding how much extra to give a waiter or taxi-driver.
A.
incident
B.
event
C.
dilemma
D.
menace
【单选题】--- How much homework has your cousin finished? --- _______ at all. He has sat there the whole morning, doing _______.
A.
None; nothing
B.
Nothing; none
C.
No one; nothing
D.
None; none
【简答题】试分别说明什么叫控制阀的流量特性和理想流量特性?
常用的控制阀理想流量特性有哪些?
【单选题】--___________has he been like this? --Ever since last week.
A.
How long
B.
How soon
C.
How often
D.
How much
【单选题】It is mentioned in the passage that one has to pay tax according to ________.
A.
how much education one has received
B.
whether one is single or married
C.
how old one's children are
D.
where one lives
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