已知命题p:∃x0∈R,x02+2x0+2≤0,则¬p为( )
Travelling to London
We think ⑴ is the best season to visit England.
We did most of our sightseeing(观光) ⑵ .
The best part of the trip was going to the theatre.
We don't think the English food is very ⑶ .