. --- Did you often e-mail your family during the first year at university? --- No. I was

. --- Did you often e-mail your family during the first year at university?
--- No. I was so busy meeting new people that I didn’t write to my family as I .
A. ought to
B. should do
C. should have written
D. should have

A. ought toB. should doC. should have written(答案→)D. should have解析：本题两句话全部使用过去时态，因此空白处的动作也应发生在过去。我们将句子还原后，就是I should have written to my family。should have written to my family省略时只用should have

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