Private cars are becoming very popular though most of them still ______too much
Don’t try to do everything at once. Take it a bit __________.
It is five years since my dear aunt __________ here.
I __________ the Palace Museum with my grandparents the other day.
— We can use QQ to talk with each other on the Internet. — Really? Will you please show me __________ it.
Many families have their own cars. __________, it causes the terrible air problem.