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【判断题】
处理促进插穗生根的技术措施之一
A.
正确
B.
错误
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参考答案:
举一反三
【单选题】如图所示,分别用数轴上的点4,B,C,D表示数,正确的是(  )
A.
点D表示-2.5
B.
点C表示-1.25
C.
点B表示1.5
D.
点A表示1.25
【单选题】Dick lived in England. One day in January he said to his wife, "I'm going to fly to New York next week because I've got some work there." "Where are you going to stay there?" his wife asked. "I don't ...
A.
The manager( 经理) of his hotel
B.
The police office
C.
The taxi driver
D.
His wife
【单选题】Dick lived in England. One day in January he said to his wife, "I'm going to fly to New York next week because I've got some work there." "Where are you going to stay there?" his wife asked. "I don't ...
A.
The manager( 经理) of his hotel.
B.
The police office.
C.
The taxi driver.
D.
His wife.
【简答题】若事件A表示“小王订A报”,事件B表示“小王订B报”,事件C表示“小王订C报”。则 表示 , 表示 ,AB表示 ,ABC表示 , 表示 ,A-B-C表示 ,AB-C表示 , 表示 。
【单选题】用a,b,c表示任一有理数,若a,b,c在数轴上的位置如图所示,则a,b,c所表示的数是(  )
A.
a,b,c均为正数
B.
a,b,c均为负数
C.
a,b是正数,c是负数
D.
a,b是负数,c是正数
【单选题】图中字母A、B、C、D分别表示不同的地形部位,下列说法正确的是(  )
A.
A表示山顶
B.
B表示陡崖
C.
C表示山谷
D.
D表示山脊
【单选题】Dick lived in England. One day in January he said to his wife, "I'm going to fly to New York next week because I've got some work there." "Where are you going to stay there?" his wife asked. "I don't ...
A.
he went there for a holiday
B.
He had work there
C.
He went there for sightseeing( 观光)
D.
His home was there
【单选题】AO 表示 DDC 的模拟输出量, DO 表示 DDC 的数字输出量, DI 表示 DDC 的数字输入量。字母A表示( ),字母D表示( )。
A.
A表示模拟量,D表示数字量;
B.
A表示数字量,D表示模拟量;
C.
A表示输入量,D表示输出量;
D.
A表示输出量,D表示输入量;
【单选题】Dick lived in England. One day in January he said to his wife, "I'm going to fly to New York next week because I've got some work there." "Where are you going to stay there?" his wife asked. "I don't ...
A.
Dick stayed at a nice hotel in the center of the city.
B.
Dick didn't work on the first night of his arrival.
C.
Dick forgot to send his wife a telegram.
D.
Dick wanted to go back to his hotel in a taxi.
【简答题】在数轴上分别画出点A、B、C、D,点A表示数 1 3 ,点B表示数 1 2 5 ,点C表示数 9 4 ,点D表示数3.25,并将点A、B、C、D所表示的数用“>”连接.
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