It’s very kind ______ you to show me the way.
Personally I don’t quite agree that people ________dangerous animals as pets.
——You aren’t a stranger, are you?—— , don’t you remember me at the school gate ten minutes ago?
It’s careless _____ him to make the same mistake again. I think it important ______ everyone to be careful in everything.
In order to enter the PE exam, now we spend at _____ least half _____hour a day at school.
—Hi, Mary. __________?—Not so well. I can’t keep up with the other students.