1、冀教版三起五年级下册英语冀教版(三起)五年级下册英语专项二 单词和短语一、按要求写单词。1.dance(现在分词):_2.people(复数形式):_3.baby(复数形式):_4.up(反义词):_5.happy(反义词):_6.left(反义词):_7.eat(过去式):_8.bought(原形):_9.see(过去式):_10.were(原形):_二、把下面的图片和对应的单词连线并补充单词。1. A. t_r_d2. B. c_mp_t_r3. C. r_n4. D. st_mp5. E. m_n6. F. g_ _l三、选择正确的字母或字母组合补全下面的单词并写出中文意思。( )1.
2、_fr_ _d A. a, ei B. a, oi C. a, ai _( )2. b_sy A. u B. e C. a _( )3. c_y A. a B. r C. i _( )4. f_ _l A. ee B. ea C. ai _ ( )5. h_ngry A. a B. u C. o _( )6. j_mp A. a B. u C. o _( )7. k_nd A. i B. u C. e _( )8. m_ny A. a B. i C. e _( )9. r_ght A. e B. i C. a _( )10. st_nd A. a B. u C. o _( )11. y_st_
3、rday A. e, i B. a, e C. e, e _( )12. w_rry A. a B. u C. o _( )13. w_ _ _ A. ere B. are C. oer _( )14. w_ _t A. oi B. ai C. ei _( )15. _s_ A. i, e B. a, e C. u, e _四、补全下面的单词并写出中文意思。1. s_rry ( ) 2. s_y ( )3. t_lk ( ) 4. th_n ( )5. wh_ ( ) 6. d_ _r ( )7. wr_ng ( ) 8. ph_t_ ( )9. b_ck ( ) 10. st_ry ( )
4、五、看图,写出正确的单词或短语。 1. 2. 3. 4. _ _ _ _5. 6. 7. _ _ _ 六、根据首字母提示补全下面的句子。1. Im thirsty. Id like some t_.2. The boy cant find his bag. Hes very s_.3. Im very b_ today. I have no time to read books.4. Let me send this e_ on the puter first.5. The girl gets a nice gift today. Shes so h_.6. e often send lett
5、ers in the p_ o_.7. The light is red. Please s_.8. The old m_ is my grandfather.七、看图,补全下面的句子。1. I want to _. 2. Lets _ _ now. 3. This _ is my little brother. 4. Heres a _ for you. 5. Look! I can _ a _. 6. y sister is _. 7. Please _ _ here. 8. I need a _. 9. y sister _ the _ last Sunday. 10. Lets _ _
6、 now. 11. y sister is _ the _. 12. Please _ _, Bob. 13. Please dont _ _ _ _. 八、根据中文提示补全下面的句子。1. Please _ _ (坐下).2. y _ (手臂) hurts.3. Im very _ (忙碌的) today.4. y sister is _ (友好的).5. y birthday is in _ (二月).6. Its seven _ (点钟).7. here is the _ _ (邮局)?8. I want to go to the _ _ (故宫).9. Dont _ (担心).10.
7、It was Sunday _ (昨天).11. This is a big _ (桌子).12. Ill go to the zoo _ (明天).13. Jack _ (拜访) the museum yesterday.14. Theyre all at the _ (聚会).15. Hes _ a _ (看报纸) now.九、英汉词组互译。1. 在公园里骑自行车 _ 2. 放风筝 _3. 画画 _ 4. 看电视 _5. 在路上_ 6. 拍照_7. 又饿又累_ 8. 向外看_9. 听音乐_ 10. 回到家_11. 一个非常大的城市_ 12. 沿着这条街走_13. 一次很棒的旅行_ 14.
8、乘公共汽车去电影院_15. 步行到学校_ 16. how long _ 17. go shopping _ 18. call my friend _19. the third day _ 20. arrive at the train station _21. sit down _ 22. go straight _23. play with the baby _ 24. last Sunday _25. my favourite colour _ 26. last year _27. sing and dance _ 28. jump on the train _29. a picture
9、of the panda _ 30. how much _A. 家庭电路正常工作时,L2 中的磁通量为零B. 家庭电路中使用的电器增多时,L2 中的磁通量不变C. 家庭电路发生短路时,开关K 将被电磁铁吸起D. 地面上的人接触火线发生触电时,开关K 将被电磁铁吸起【解析】 当电路正常工作时,电流经火线流入用电器,再经零线流回由于火线和零线并行绕在铁芯左侧,火线和零线中的电流反向,合磁通量为零,故 A、B 正确用电器短路后,火线和零线中电流仍然等大、反向,铁芯中无磁通量,开关不会被电磁铁吸起,C 错误当地面上的人触电时,火线中的电流经人体流入大地,由于电磁感应,L2 产生感应电流,电流经放大器放大后,使电磁铁吸起铁质开关K,从而切断家庭电路,D 正确,故应选择 C.【答案】 C6请用仪器:热敏电阻,学生电源,继电器,滑动变阻器,开关,导线等设计一个由温度控制小灯泡发亮的电路【解析】
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