A. studied B. studying C. to have studied D. to be studying 11) As the light turned green, I stood for a moment, not ___, and asked myself what I was going to do. A. moved B. moving C. to move D. being moved 3.
2、They have done things they ought ___ A. not to do B. not to be done C. not to have done D. not having done 3、I' m sorry I couldn't get in touch with him before he left, I ___ him earlier. A. had a telephone B. have phoned C. should have...
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