Susan joined an art club at ＿＿＿age of six and paints well.
A. the B. an C. a
—Is Mr Hu driving here?
—I’m not sure. He ___________ come by train.
| A．may | B．shall |
| C．need | D．must |
—Who is singing in the next room?
—___________ must be Marie.
| A．It | B．She |
| C．This | D．There |
—TV says there will be a storm tomorrow.
—___________, I planned to go climbing with my classmates.
| A．I hope so | B．I’m afraid so |
| C．Sounds good | D．Bad luck |
Smile to the world, ___________ the world will smile back to you.
| A．nor | B．but | C．or | D．and |
—What do you often pay attention to when you learn English?
—___________.
| A．read loudly every morning |
| B．to read loudly every morning |
| C．reading loudly every morning |
| D．reads loudly every morning |