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举一反三
【单选题】减小输电线路有功损耗可通过()。
A.
增大线路有功功率
B.
增大线路无功功率
C.
提高线路两端电压
【单选题】减小输电线路有功损耗可通过( )
A.
增大线路有功功率
B.
增大线路无功功率
C.
提高线路两端电压
D.
减小线路有功功率
【单选题】下列论述中哪个问题属于宏观经济学范畴?
A.
家庭把多少收入用于储蓄的决策;
B.
政府管制对汽车废气的影响;
C.
高国民储蓄对经济增长的影响;
D.
企业关于雇佣多少工人的决策.
【简答题】表达,使 ...... 被了解
【单选题】减小输电线路有功损耗可通过()实现。
A.
增大线路有功功率
B.
增大线路无功功率
C.
提高线路两端电压
D.
增大输电线路电阻
【简答题】情景交际: 1. 半夜三更看你被窝还亮着灯想问你正在干什么,他会这么问: 2. 你敲厕所的门问表弟半天在干嘛,说他正在洗澡,她会这么跟你说: . 3. 你用你防水的小天才电话手表给好朋友打电话,你想跟他炫耀你正在泳池里游泳,你会这么说: . 4. 闲来无事想要洗被子,你贴心地提醒现在外面正在下雨,你会这么表达: . 5. 看你百般无赖妈想要叫你大扫除你赶忙说你正在做作业,你会这么掩...
【多选题】When parents celebrate an anniversary, it’s not just a celebration for the parents but for the entire family. There are many types of wedding anniversary gifts. These gifts reflect a lot of thought an...
A.
Sometimes gifts don’t have to be objects bought with money.
B.
Brothers and sisters can share the cost of the party.
C.
It is not a good idea to choose a gift that only looks good.
D.
So the gift should be one selected specially for parents. E. Children shouldn’t spend too much money on the gift. F. This way, the family can be together to celebrate the anniversary. G. Another nice gift is making a DVD with old videotapes of family events.
【单选题】科技英语大量地使用被动语态结构,是为了表达
A.
多样化
B.
客观
C.
美观
D.
简练
【单选题】Which of the following is the suggestion that the author gives to the parents?
A.
Parents must encourage the children to express their feelings.
B.
Parents must be deeply involved in their children's problems.
C.
Parents must pay more attention to their outlook to show their children the importance of appearance and weight.
D.
Parents must teach their children to eat everything in their plates.
【单选题】减小输电线路有功损耗可通过()。
A.
增大线路有功功率
B.
增大线路无功功率
C.
增大线路两端电压
D.
增大输电线路电阻
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