While you _________ your trip, I was busy ________ for my exams. A. enjoyed, preparing B. were enjoying, preparing C. were enjoying, to prepare
There is ____ “f” in the worD.“first”. A.an B.A. C.the D./
Look! Those _______ my sisters.
Is this your pencil?----- ___________.
----________ you Li Xiaoming? ----Yes, I ________.
_________ dictionary is on the desk.