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【单选题】
下列有关东北旅游区的叙述,错误的是()。
A.
吉林市我国唯一的既沿海又沿边的省份
B.
东北的大小兴安岭—长白山林区是全国最大的林区
C.
辽宁的地形概貌大体是“六山一水三分田”
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【简答题】Dim x%, y% x = 1 For y = 1 To 20 If x >= 20 Then Exit For If x Mod 2 = 1 Then x = x + 8 Else x = x - 1 End If Next y Print x, y (1)x的输出结果是(______) (2)y的输出结果是(______)
【单选题】write what it prints out after the below code being excuted. x=20 if x < 2 : print('Small') elif x < 10 : print('Medium') else : print('Large')
A.
Small
B.
Medium
C.
Large
D.
nothing
【单选题】Tony is his brother.
A.
as clever a boy as
B.
as a clever boy as
C.
as a boy clever as
D.
as clever boy as
【简答题】简述 紫外 - 可见吸收光谱仪 各部件的作用 。
【简答题】Father's mother is my __________. Mother's brother is my ___________. Father's sister is my ___________ . Uncle's daughter is my___________. Tony is my son,and I am not his father. I am his__________...
【判断题】大风浪时需将风斗取下,盖上木盖,套上帆布罩以防海水浸入货舱的自然通风设备是排风筒 。
A.
正确
B.
错误
【判断题】截平面与圆锥轴线垂直的时候,截交线是双曲线
A.
正确
B.
错误
【简答题】Read the following conversation, and fill in the blanks with proper expressions. A. knock on wood B. all wet (完全不对) C. I think this is a good place for me to... D. What types of work are you intereste...
【单选题】大风浪时需将风斗取下,盖上木盖,套上帆布罩以防海水浸入货舱的自然通风设备是:
A.
排风筒
B.
鹅颈式通风筒
C.
烟斗式通风筒
D.
菌形通风筒
【单选题】气门导管是由铸铁制成的管子,其作用是保证气门能治其本身的( )运动,使气门与气门座正确配合。
A.
轴线上下
B.
轴线左右
C.
径向上下
D.
径向左右
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