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2.通過模仿、操作、探索,經(jīng)歷通過設(shè)計程序框圖表達(dá)解決問題的過程。在具體問題的解決過程中(如,三元一次方程組求解等問題),理解程序框圖的三種基本邏輯結(jié)構(gòu):順序、條件分支、循環(huán)。

試題詳情

1.通過對解決具體問題過程與步驟的分析(如,二元一次方程組求解等問題),體會算法的思想,了解算法的含義;

試題詳情

60. Here ____ a pen, a few pencils and some paper for you.

A. are         B. is            C. was          D. were

試題詳情

59. Tom is the only one of the students who ____ going to swim this afternoon.

A. is          B. was          C. are           D. were

試題詳情

58. Many a man ____ the novel.     

A. has read     B. have read      C. is read        D. are read

試題詳情

57. More than 60% of the students ____ the countryside.  

A. is           B. are           C. is from        D. are from

試題詳情

56. It is I who ____ going to attend the meeting tomorrow.       

A. is          B. am           C. are           D. be

試題詳情

55. His family ____ a big one. Now the family ____ watching TV.

A. is, are          B. are, is        C. is, is         D. are, are

試題詳情

54. She as well as her brother ____ a League member.       

A. are         B. were         C. will          D. is

試題詳情

53. An iron and steel works, with some satellite factories, ____ to be built here.

A. are         B. were         C. is            D. will

試題詳情


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