题目列表(包括答案和解析)

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54. A. numbers     B. hours      C. minutes      D. time

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53. A. still       B. hardly      C. used to      D. probably

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52. A. Few      B. Many      C. Sometimes    D. Very often

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51. A. comes from    B. is short for    C. is based on    D. stands for

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50. A. old       B. written      C. counting     D. one-to-ten

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49. A. discovered    B. made      C. taken       D. used

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48. A. one-hand     B. two-handed    C. ten-in-all     D. half

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47. A. ways      B. meanings     C. groups      D. hands

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46. A. idea      B. rule (规则)    C. fact (事实)     D. reason

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45. A. If       B. As       C. Because     D. Whenever

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