Điền từ còn thiếu vào chỗ trống, hoàn thành câu

Bài 2: Chọn đáp án đúng nhất1. When I last saw him, he _____ in London.A. has livedB. is livingC. was livingD. has been living2. We _______ Dorothy since last Saturday.A. don't seeB. haven't seenC. didn't seeD. hadn't seen3. The train ______ half an hour ago.A. has been leavingB. leftC. has leftD. had left4. Jack ______ the door.A. has just paintedB. paintC. will have paintedD. painting5. My sister ________ for you since yesterday.A. is lookingB. was lookingC. has been lookingD. looked
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