Drills for asking and answering the question “What are you doing?”
00:00 Opening
00:10 Q：你在做什麽？ Nǐ zài zuò shénme? (What are you doing?)
         A：我在听音乐。 Wǒ zài tīng yīnyuè. (I am listening to music.)
00:19 金字塔（阶梯）练习：
         做什麽 zuò shénme
         在做什麽？ zài zuò shénme?
         你在做什麽？ Nǐ zài zuò shénme?
00:29
         音乐 yīnyuè
         听音乐 tīng yīnyuè
         在听音乐 zài tīng yīnyuè
         我在听音乐 Wǒ zài tīng yīnyuè.
00:55 Do practice!
         Q：你在做什麽？ Nǐ zài zuò shénme? (What are you doing?)
         A：我在上课。 Wǒ zài shàngkè. (I am having a class.)
01:10 Do more practice!
          Q：她在做什麽？ Tā zài zuò shénme? (What is she doing?)
          A：她在睡觉。 Tā zài shuìjiào. (She is sleeping.)
01:39 Do more practice!
          Q：他们在做什麽？ Tāmen zài zuò shénme? (What are they doing?)
          A：他们在运动／健身／跑跑步机。 Tāmen zài yùndòng / jiànshēn / pǎo pǎobùjī . (They are exercising / working out / running on the treadmill.)
02:03 Do more practice!
         Q：白如玉在做什麽？ Bái Rúyù zài zuò shénme? (What is Bai Ruyu doing?)
         A：白如玉在买咖啡。 Bái Rúyù zài mǎi kāfēi. (Bai Ruyu is buying coffee.)
02:41 Do more practice!
         Q：他们在做什麽？ Tāmen zài zuò shénme? (What are they doing?)
         A：他们在吃饭。 Tāmen zài chīfàn. (They are eating.)
         Q：田中在吃饭吗？ Tiánzhōng zài chīfàn ma? (Is Tanaka eating?)
         A：田中不在吃饭。 Tiánzhōng búzài chīfàn. (Tanaka is not eating.)
         Q：他在做什麽？ Tā zài zuò shénme? (What is he doing?)
         A：他在打篮球。 Tā zài dǎ lánqiú. (He is playing basketball.)