.—How many new words are there in _______lesson?
—There are only _______.
| A．five; fifth | B．fifth; five |
| C．the fifth; the five | D．the fifth; five |
Let Tom _________ now.
| A．watch TV | B．to watch TV |
| C．watches TV | D．watching TV |
He _________ his homework at school.
| A．doesn’t do | B．don’t does |
| C．isn’t do | D．does not |
Do you have two ________?
| A．tennis racket | B．tennis rackets |
| C．tennis’ racket | D．tennis’ rackets |
_________. Is this your pen?
| A．Sorry | B．Hello | C．Excuse me | D．Hi |
We have sweaters ________all colors 50 yuan each.
| A．in; for | B．at; in |
| C．in; in | D．at; at |