To watch the sun rise. Many people __________ the top of Mount Tai early.
— ________ does your mother go to work in the morning? — She always goes to work at seven o’clock.
My father often ________ Beijing for Shanghai.
— It’s _______, Dad. Can I watch TV for half an hour? — OK.
There is no ________ over (在……上方) the river. We need to cross it by boat.
This question is very difficult __________ I ask my brother for help.