【正文】
ce photo. There are so many pictures here. There are so many plants, too.,課堂練習——選擇填空:,① This is a picture _________ my room. A. at B. of C. to ② There _________a desk and a shelf in the study. A. is B. are C. some ③ The trash bin is _________ the door. A. over B. on C. behind ④ The computer is ___