It is over twenty years since I last got in touch with them.

A. I can’t help keeping getting in touch with them for over 20 years.

B. I haven’t gotten in touch with them for over 20 years.

C. I used to get in touch with them for over 20 years.

D. I have been getting in touch with them for over 20 years

Đáp án
B. I haven’t gotten in touch with them for over 20 years.

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