问题
填空题
根据首字母提示补全单词，使句意完整。
1. This is our teacher's o___________.
2. Our classroom room is on the s___________ floor.
3. Let's go to the l___________.
4. It's time to go to art c___________.
5. W___________ time do you usually go to bed?
答案
1. office 2. second 3. library 4. class 5. What