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【判断题】
热爱幼儿,爱护幼儿是人员职业道德的核心。A.
正确
B.
错误
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【单选题】What did the terrorists demand the passengers should do? A) All the passengers should get off the bus. B) Muslims and Christians should identify each other. C) Muslims and Christians should stand on t...
A.
All the passengers should get off the bus.
B.
Muslims and Christians should identify each other.
C.
Muslims and Christians should stand on two different sides.
D.
Muslims should fire at Christians.
【单选题】运行下列程序段，其中语句“n = n + 1”被执行的次数是（ ）。Dim m%, n%For m = 1 To 3 For n = 1 To 6 Step 2 n = n + 1 Print n NextNext
A.
3
B.
6
C.
9
D.
18
【单选题】运行下列程序段,其中语句“n = n + 1”被执行的次数是( )。 Dim m%, n% For m = 1 To 3 For n = 1 To 6 Step 2 n = n + 1 Print n Next Next
A.
9
B.
3
C.
18
D.
6
【单选题】一束波长为 l 的单色光由空气垂直入射到折射率为 n 的透明薄膜上,透明薄膜放在空气中,要使反射光得到干涉加强,则薄膜最小的厚度为
A.
l / 4
B.
l / (4 n )
C.
l / 2
D.
l / (2 n )
【单选题】运行下列程序段，其中“n=n+1”语句被执行的次数是( )。 Dim m%, n% For m = 1 To 3 For n = 1 To 6 Step 2 n = n + 1 Print n Next Next
A.
3
B.
6
C.
9
D.
18
【单选题】In order not to hold up the flight, passengers should do the following EXCEPT_________.
A.
put away the luggage quickly
B.
oversize the carry-on
C.
make room for other passengers to place the luggage
D.
get out of the aisles as quickly as possible
【单选题】一束波长 为 l 的单色光由空气垂直入射到折射率为 n 的透明薄膜上,透明薄膜放在空气中,要使反射光得到干涉加强,则薄膜最小的厚度为
A.
l / 4
B.
l / (4 n )
C.
l / (2 n )
D.
l / 4
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