问题详情：
用所给词的适当形式填空
e (be) some orange juice in the glass.
,he and I (be) in the same class,so we are classmates.
’s three o’clock and Lucy (read) in the library.
en!Who (sing) a popular song in the next room?
e (like) ball she (play) volleyball with her friends.
【回答】
reading
singing s ; is playing
知识点：语法填空
题型：完成句子
