________ important ______ us to listen carefully in class!
I must return the dictionary to Allen now. I _____ it for three weeks already. A. kept B. will keep C. have kept
— Is Miss Li in the office? — No, she ______ the classroom. A. has gone to B. has goneC. has been to
— Have you had your lunch _____? — Yes, I have ______ had it. A. already; yet B. yet; already C. yet; yet
— How long may I _____ your MP4 player? — At most four days. A. borrow B. keepC. lend
I’ll come to see you again ______ a week. A. after B. later C. in