It’s important ________ the piano well.
| A．of him to play | B．for him to play |
| C．of him playing | D．for him playing |
Jack sings better than ____ in his class. Which answer is wrong?
| A．all the other students | B．any of the others |
| C．any student | D．any other student |
Jim spends about 2 hours ____homework, so he has only half an hour _____ his hobbies every day.
| A．for; of | B．on; with | C．on; for | D．in; for |
Our teacher often asks us _____ about questions in groups.
| A．discuss | B．to discuss | C．don’t | D．to talk |
______ all the lessons in Book 8A, Unit 5 is the most interesting.
| A．In | B．On | C．Of | D．At |
My grandfather walks _____ than my grandmother.
| A．more faster | B．much faster | C．very faster | D．too fast |