Our school put off _______ the sports meeting because of the bad weather.
Jack sings better than ____ in his class. Which answer is wrong?
Jim spends about 2 hours ____homework, so he has only half an hour _____ his hobbies every day.
Our teacher often asks us _____ about questions in groups.
______ all the lessons in Book 8A, Unit 5 is the most interesting.
My grandfather walks _____ than my grandmother.