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【简答题】
第一单元重点单词测试,。可以自己核对答案 1. He exhorted his companions, “Try to ____ your aim with diligence.” A. accompany B. accomplish C. accommodate D. account 2. After the earthquake, the people ____ rebuilding their homes. A. set up B. set out C. set about D. set off 3. You can ___ of your new neighbors where the post office is. A. inquire B. inquest C. enquiry D. enqueuer 4. She ___ up her bedroom window and leaned out. A. hung B. howled C. hauled D. hollowed 5. Jasper is quite ___ with Central Television. He worked there for 25 years. A. agreed B. familiar C. consistent D. allied 6. She had been at the company for 10 years and knew all the ___. A. ins and outs B. up and down C. on and off D. back and forth 7. Each group ___ of around 120 adults of similar age and education, and the test assessed their language skills. A. consulted B. composed C. constituted D. consisted 8. The yards are overgrown and cluttered with ___. A. trash B. crash C. rash D. flash 9. ___ methods of farming use only natural animal and plant products to help the plants grow healthy, rather than using chemicals. A. Organ B. Organic C. Organized D. Organism 10. Romania suffered another ___ in its efforts to obtain financial support for its reforms. A. setup B. setout C. setoff D. setback
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参考答案:
举一反三
【判断题】受波罗的海民族文化影响,白俄罗斯人呈现热情、豪放的性格特点。
A.
正确
B.
错误
【多选题】导通缓冲电路,()。
A.
可以用于吸收器件导通时的电流过冲和di/dt
B.
可以用于抑制器件导通时的电流过冲和di/dt
C.
可以减小器件的关断损耗
D.
可以减小器件的导通损耗
【简答题】请各位同学将开题报告PPT及录频上传到这里
【单选题】质量为1 kg,初速度v0=10 m/s的物体,受到一个与初速度v0方向相反,大小为3 N的外力F的作用,沿粗糙的水平面滑动,物体与地面间的动摩擦因数为0.2,经3 s后撤去外力直到物体停下来,物体滑行的总位移为(取g=10 m/s2)( )
A.
7.5 m
B.
9.25 m
C.
9.5 m
D.
10 m
【判断题】受波罗的海民族文化影响,白俄罗斯人呈现热情、豪放的性格特点。
A.
正确
B.
错误
【单选题】170用万用表检测车灯电路导通情况时,使用的是万用表( )。
A.
电流档
B.
欧姆档
C.
电压档
D.
功率档
【简答题】请各位完成开题报告后,附件上传开题报告word和ppt。 时间:在周末结束前 请各位在12月2日前提交,因为后面我上课可能没时间查看!
【简答题】甲类放大电路中放大管的导通角等于__________,乙类放大电路中放大管的导通角等于__________,在甲乙类放大电路中,放大管导通角为__________。
【简答题】甲类放大电路是指放大管的导通角等于______,在乙类放大电路中,放大管导通角等于______,在甲乙类放大电路中,放大管导通角等于______。
【单选题】如图所示跳水运动员 ( 图中用一小圆圈表示 ), 从某一峭壁上水平跳出,跳入湖水中,已知运动员的质量 m=60 kg. 初速度 v 0 =10 m/s. 若经过 1s 时,速度为 v=10 m/s, 则在此过程中,运动员动量的变化量为( g=10 m/s 2 , 不计空气阻力)( ).
A.
600 kg · m/s
B.
600 kg · m/s
C.
600 ( -1) kg · m/s
D.
600 ( + 1) kg · m/s
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