Listen and read:
S1:What do you want to be when you grow up?
S2: I want to be a doctor like my father(像爸爸一样）.
S1: Why?
S2: Doctor can help the sick people. I want to be a doctor, then I can make sick people better（让病人恢复健康）. What about you?
S1: Doctor's great! But I want to be a scientist（科学家）.
S2: Scientist?Great! Why?

S1: I want to make experiments（做试验） and create（创造，发明） new and good things for people.