Solve: 7. If all the hotels are full, you ---- phone this number. a) would rather b) had better c) would better d) had rather

Answer 1

"If all the hotels are full, you had better call this number."

"Had better" is used as a modal auxiliary verb.

It has the same meaning as:

1. you should call this number
2. it would be a good idea for you to call this number
3. you really must call this number.