Remember this ,children ,      careful you are ,       mistakes you will make .We  know ,Miss Gao .

--- How many English words should I remember, Mr. Black?--- ______, the better, of course.

Chemistry seems to be _____ for me of all the subjects.

To make our city greener and cleaner, we need ______ trees.

--- How do you like English, Lingling?--- I think it’s a little _____ than maths.