Điền từ còn thiếu vào chỗ trống, hoàn thành câu

36. He always ________ for a walk in the evening.A. go B. is going C. goes D. going37. Her brother ______ in Canada at present.A. working B. works C. is working D. work38. I ______ to the same barber since last year.A. am going B. have been going C. go D. had gone39. Her father ______ when she was a small girl.A. dies B. died C. has died D. had died40. Last week, my professor promised that he ________ today.A. would come B. will come C. comes D. coming