He has been ill …………………… many days. A.since B.for C.from Answer and Feedback Answer:B Feedback:For is used with a period of time. do you want? view more test Xem thêm Share this post Some other questions you may be interested in. "What you (do)_____ here? I (wait)____ for my mother." "Kimberly (write) __________ an article so don't disturb her." "Somebody (knock) ___________ at the door." "I _____ to work every day. " "The Chicago Bulls sometimes _____ in this gymnasium. " "Dr. Espinoza _____ according to her own schedule." "Coach Calhoun _____ from countries outside the U.S.A. " "Tashonda _____ me she has committed to UConn. " "We _____ really hard to make this a success, and then look what ____. " "Every time that kid _____ a sandcastle, the waves ____ in and ____ it away. "