—Are we going on a field trip to Minghu Lake by bus?— Yes, but the teacher didn’t say _________.A. where to go B. when to go C. how to go
There are _____ in the room.
Tom is _____ than me.
—_____ do you do outdoor activities? —Two times a day.
You are very ill. Why _____ to see a doctor?
What are your neighbors like?