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【简答题】
When Ben Franklin was only a boy,he always wanted to know about things. He was always asking his father and brothers “What?”and “How?” and “Why?” They couldn't always tell him what he wanted to know. When they couldn't tell him,Ben tried to find out for himself. Many times Ben did find out things that no one knew before. The other boys would say,“That Ben Franklin!He's always finding out something new!” Ben lived close to the water.He liked to go there to see the boats. He saw how the wind blew them across the water. One day Ben said to himself,“Why can't the wind help me float(漂浮)across the water?And I'm going to try.” Ben got his big kite.He took hold of the kite string(线)and ran with it.The wind took the kite up into the air. Then Ben jumped into the water. The wind blew the kite high into the air.Ben began to float across the water. Soon he was on the other side, and he had not worked at all . One boy shouted,“Look at Ben floating across the water!His kite takes him to the other side without any work!” “Yes,” said another.“He's always finding new ways to do things.” 小题1:When he was only a child,Ben  ________. A.liked to fly a kite by himself B.always asked easy questions C.always liked to play with water D.always liked to find out how things worked 小题2:His father and brothers ________. A.couldn't answer all his questions B.could answer all his questions C.tried hard to find out something new for him D.let him answer all the questions himself 小题3:In the passage,the sentence “and he had not worked at all” means“_______”. A.he worked hard to cross the water B.he didn't go to work that day C.he didn't cross the water at all D.he crossed the water in an easy way
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举一反三
【单选题】以下( )命令可以查看路由器中的路由表
A.
show route
B.
ipconfig
C.
route print
D.
show ip route
【简答题】在VFP的“参照完整性生成器”对话框中,可以进行更新规则、删除规则和_______________规则的设置。(2015年高考真题)
【单选题】在 VFP 的参照完整性生成器的“更新规则”中,选择“级联”的含义是
A.
用主表的关键字值自动更新子表中所有相关记录
B.
若子表中有相关记录则禁止更新
C.
无论子表中有无相关记录都禁止更新
D.
无论子表中有无相关记录都允许更新
【单选题】三相异步电动机变频调速的()。
A.
成本低
B.
性能差
C.
稳定性差
D.
调速范围广,效率高
【判断题】垂直湖水中, pE 随着湖水深度的增加而降低。
A.
正确
B.
错误
【单选题】在VFP的参照完整性生成器的“更新规则”中,选择“级联”的含义是( )
A.
用主表的关键字值自动更新了表中所有相关记录
B.
若子表中有相关记录则禁止更新
C.
无论子表中有无相关记录都禁止更新
D.
无论子表中有无相关记录都允许更新
【多选题】三相异步电动机变频调速的控制方式有
A.
磁通
B.
电流
C.
功率。
D.
电压
【单选题】在VFP的参照完整性生成器的“更新规则”中,选择“级联”的含义是 (2017年高考真题)
A.
用主表的关键字值自动更新子表中所有相关记录
B.
若子有相关记录则禁止更新
C.
无论子表中有无相关记录都禁止更新
D.
无论子表中有无相关记录都允许更新
【简答题】She exhibited great powers of endurance during the climb.
【简答题】Упражнение 3. 将单词联成祈使句。 Говорить, писать, и, читать, по-русски. Взять, свой, тетрадь, и, идти, домой. Приезжать, пожалуйста, в, наш, город. Ждать, мы, у, вход, в, школа. Слушать, я, и, повторить. Пров...
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