It’s dark.They have no choice but ___ the next train.
If it had not been for your help, I ____ the examination.
I don’t mind her pointing out my mistakes, but ____ is how she does it that I dislike.
The temperature in this mountainous area ___ from day to day.
Looking out of the window of my room, ___ a tall tree in the yard.
---Of ____ two bags, which one do you think is better? --- _______ smaller one. I prefer how it looks.