根据单词首写字母以及中文提示填上正确的单词。( 20 分 ) Welcome to our school. In my c________(教室)you can see a chair , a td____(讲台)and a b_______(写字板). Look , there is a pencil—case ,a c__________(电脑)and a lamp on the desk . In the pencil—case there are three __________(钢笔).