【判断题】用伏安法测电阻时,如果待测电阻的阻值比电压表内阻小得多,则比较适合用电流表外接法测电阻。
【简答题】(2019· 广东江门一模 ) [ 选修 4 :中外历史人物评说 ] (15 分 ) 材料 清咸丰十一年 (1861 年 ) ,太平军攻杭州时,胡雪岩从上海运军火、粮米接济清军而为左宗棠赏识,后来又帮助左宗棠创办福州船政局。左宗棠西征平叛阿古柏时,胡雪岩为他主持上海采运局局务,在上海代借外款 5 次,高达 1 195 万两,采供军饷、订购军火。清廷赏赐胡雪岩一件黄马褂及二品红色顶戴,其就此...
【单选题】听力原文:W: I'm tired of driving all the way to work and back every day. If only cars could drive themselves! M: Well, some car manufactures are working on them. I guess you'll soon buy one if you can aff...
A.
Driving to work is really a headache.
B.
The woman will be able to buy an intelligent car.
C.
Cars that drive themselves may be very expensive.
D.
He is working with a car producer on intelligent cars.
【判断题】结合性情感和分离性情感就成为评价团体气氛和团体人际关系好恶的主要标志。( )
【单选题】Look at the trouble I am in! If only I ________ more careful when driving. [ ]
【单选题】城市轨道交通通信系统是保证列车( )的设备。