A.A couple of weeks with the computer first, and a few months with the word-processor later.

B.About one month with the word processor first, and a two-month, part-time period with the computer use. C.About two months with computer first, and a one-month, part-time period with the word processor later. D.About a two-month, part-time period with the word processor and computer.

时间:2023-03-19 09:38:49

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