I'm sorry, I _______ my pen at home. [ ]

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问题选择题

A. forgeted

B. forgot

C. left

D. leaved

答案

答案：C

选择题

She is a strong-willed woman and not once _____ in to any difficulty in her life. [ ]

A. she has given

B. did she give

C. she gave

D. has she given

填空题

装配中的测量包括正确合理地选择______，准确而迅速地______。测量的项目通常有______、______、______、______和______等。