When I walk_____ the classroom, all the students are listening carefully.
| A．passed | B．to pass | C．past | D．pass |
—A new study proves(证明) a walk every day is enough to keep people away from fat.
| A．30-minute | B．30 minute’s | C．30-minutes | D．30 minutes’s |
I want to buy something________.
| A．drink | B．drinking | C．to drink | D．drinks |
—I’m afraid I'm too fat.
—Don’t worry.________ you exercise, ________ you are.
| A．The more; the healthier | B．More; the healthier |
| C．The more; healthier | D．If; the healthier |
Why are your clothes always _______?
| A．same like mine | B．the same as me |
| C．the same like me | D．the same as mine |
– You bought the car about ten years ago?
-- Yes. it’s old, it still runs well.
| A．Because | B．Since | C．Although | D．But |