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【单选题】
属于苹果树冬剪的方法是()。A.
拉枝
B.
刻伤
C.
环剥
D.
疏剪
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举一反三
【简答题】叶片的脉序主要有 和 两种类型,而裸子植物银杏的脉序为比较原始的 。
【单选题】通过修改文件( )可以设定开机时候自动挂载的文件系统。
A.
/etc/mtab
B.
/etc/fastboot
C.
/etc/fstab
D.
/etc/inetconf
【单选题】No one in the world is perfect, and even famous people may have their _______. [ ]
A.
feet of clay
B.
cup of tea
C.
piece of cake
D.
hearts of gold
【单选题】______ 2010 Shanghai World Expo is a perfect opportunity to get ______ panoramic (全景的) view of the whole world without traveling thousands of miles.
A.
/; the
B.
The; the
C.
The; a
D.
/; a
【单选题】Speaking of Utopia, a popular explanation is that it’s an ideal world, or a perfect final _________ .
A.
settlement
B.
motivation
C.
profession
D.
dilemma
【简答题】老年心律失常病人预防猝死的护理措施有哪些?
【单选题】Engineers can perfect the mechanism to all sorts of complicated real-world problems.
A.
Y
B.
N
C.
NG
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