小张和小明测绘标有“3.8V 0.4A”小灯泡的伏安特性曲线,提供的实验器材有:
A.电源E(4V,内阻约0.4Ω)
B.电压表V(2V,内阻为2kΩ)
C.电流表A(0.6A,内阻约0.3Ω)
D.滑动变阻器R(0~10Ω)
E.三个定值电阻(R1=1kΩ,R2=2kΩ,R3=5kΩ)
F.开关及导线若干
阅读理解(Mr. Zhang is showing Wei Fang and Li Lei a modern factory.)Mr. Zhang: You can’t see many workers here, but you can see a lot of robots. Look, that robot has two big hands.Wei Fang: How strong it looks!Mr. Zhang: Yes. It does much work for us.Li Lei: There are so many big boxes here. What are the robots doing?Mr. Zhang: They are making fridges.Wei Fang: How fast they are working!Li Lei: How much time do they need to make a fridge, Mr. Zhang?Mr. Zhang: About five minutes.Wei Fang and Li Lei: Only five minutes! What a modern factory it is!
下列划线的文言实词解释全对的项是( )
材料一:(刘铭传)任职之时……移台南之政厅于台北,以为省会。划一民地番界,招抚内山之番人开垦荒地。设学校,以致番童。尝抱“德以怀之,威以畏之”之义临番人。此外如军备之整顿,交通之扩张,农工商业之奖励,调查土地,改良地租,无不次第举行,是为台湾进化时代。
——摘编自袁克吾《台湾》
材料二:我认为,任何历史人物在后世看来均有其时代的局限性,而当论及某些人物突出的历史贡献和功业时,可以不必不论前提、不分场合,人人均加上一个不足的尾巴。……对历史人物虽然要作全面的历史的评价,但应从大节着眼以论功过。如刘铭传曾有镇压太平军、捻军的罪过,但他也有抗法保台、开发台湾的重大民族功绩。我们固然可以全面论述刘铭传的功过,但当论其开发台湾时,似乎不必在整个论述后面,“但书”其另一面。
——摘编自来新夏《刘铭传与台湾开发》
阅读对话,判断正误,对的写“正确”错的写“错误”
Mingming: What are you doing, Lingling?
Lingling: I'm training. I'm going to do the high jump. What are you going to do for Sports Day?
Mingming: I'm going to run the 100 metres.