— Where did you _____ on vacation?

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问题选择题

— I _____ to Shanghai with my family. [ ]

A. went; went

B. go; go

C. go; went

D. went; go

答案

答案：C

单项选择题

Software design is a (46) process. It requires a certain amount of fl air on the part of the (47) . Design can not be learned from a book . It must be practiced and learnt by experience and study of existing systems. A well (48) software system is straightforward to implement and maintain , easily (49) and reliable. Badly (48) software systems, although they may work are (50) to be expensive to maintain , difficult to test and unreliable.

A．like

B．unlikely

C．unlike

D．likely

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选择题

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