题目

Boys and girls, ____ to our school. It is a beautiful middle school. ____ you can see three white buildings (大楼).There are sixty _____in the buildings. And each (每间) classroom has 30 orange desks ____ chairs. Look at that green building! It’s ____ school library. It’s very big and _____. You can ____ lots of books in it. They are in the bookcases. All the teachers are very ____ . They are our good friends. And we ____ ask them for help. I ____ you will have good days here.【1】A. welcome B. watch C. look D. meet【2】A. Last B. How C. Only D. First【3】A. classrooms B. pencils18．解方程：x÷12=180．