现在进行时表达正在进行的动作 — 英语词汇题
题目
用所给动词的适当形式填空（现在进行时）。1. Listen! Someone ____(sing) in the music room. 2. Look! The boys ____(play) basketball on the playground. 3. It's seven o'clock now. My mother ____(cook) dinner in the kitchen. 4. Be quiet! The baby ____(sleep). 5. —Where is Tom? —He ____(write) an email to his friend.