來源:網絡資源 作者:中考網整理 2019-10-09 15:08:44
初二第一次月考沖刺英語第4天
31. B 根據第一段第二句I’m a Chinese girl.可知Han Mei是中國人,故選B。
32. B 根據第二段第二句There are six buildings in it.可知是六,故選B。
33. D 根據第二段最后一句They are swimming now.可知很多學生在游泳,故選D。
34. C 根據第二段第一句Our school is very big and nice.可知Han Mei的學校大而且漂亮,故選C。
35. A 短文中的Han Mei以第一人稱描繪了學校的概況,故選A。
�、�. (A)41. soon 42. around 43. boring44. are sitting 45. pictures
(B)46. keep 47. wonderful 48. lessons 49. cleaning 50. because
�、�. 51. swimming 52. an 53. doing 54. reading 55. flying
初二第一次月考沖刺物理第4天
【分析】液體內部存在壓強,其特點是:液體對容器底和容器壁都有壓強,液體內部向各個方向都有壓強,液體內部壓強隨深度的增加而增大,在同一深度,液體內部向各個方向的壓強相等,不同液體內部的壓強還與液體的密度有關;故橡皮膜的形狀由玻璃管所受的液體壓強大小決定,故據此分析即可判斷.
【解答】解:A、玻璃管下端更深,所受的液體壓強更大,所以應該是下面橡皮膜向上凹得更厲害些,故A錯誤;
B、玻璃管下端更深,所受的液體壓強更大,且下面橡皮膜向上凹得更厲害些,故B正確;
C、玻璃管水平放置在液體中,液體對兩側橡皮膜有向內的壓強,所以右側橡皮膜應該向左凹,故C錯誤;
D、玻璃管水平放置在液體中,兩側的橡皮膜都應向內凹,故D錯誤;
故選B.
【點評】本題考查了學生對液體壓強公式的掌握和運用,分析時同時考慮影響液體壓強的多個因素(如深度、密度).
初二第一次月考沖刺英語第5天
�、�. 單項選擇。(10分)
( )1.—______ English lessons do you have on Friday?
—Two.
A. How many B. How muchC. How longD. How often
( )2.—Where’s Mike?
—He is working _____ math _____ in the classroom.
A. in; problemB. out; problemC. in; problemsD. on; problems
( )3. Linlin is often in a red skirt. She _____ like red very much.
A. mustB. canC. wouldD. will
( )4. History is an interesting subject. We can learn _____ the past.
A. ofB. aboutC. forD. at
( )5.—What do you think of your school life?
—_______ I like it very much.
A. My school life is boring.B. I don’t like my school life.
C. My school life is very interesting.D. I think my school life is difficult.
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