It took him 5 hours to ____（登上）up to the top of Mount Tai.Could you share some____（经验）
It took him 5 hours to ____（登上）up to the top of Mount Tai.
Could you share some ____（经验）with us in how to write a good composition?
I have to go to the ____（机场）to meet my uncle this Sunday morning.
Airbus A380 can take over five hundred ____ （乘客）.