It’s _______ of him to do things for others all the time .
| A．useful | B．helpful | C．helpless | D．useless |
This is ________ orange. __________ orange is yellow.
| A．an; The | B．the; an |
| C．the; The | D．a; The |
—What’s matter?
—I have toothache.
| A．/; a | B．the; a |
| C．the; an | D．a; a |
I have e-dog .Its name is Hobo.
| A．a | B．an | C．the | D．× |
I can’t remember when exactly the Robinsons left _____ city. I only remember it was ______ Sunday.
| A．the; a | B．a; the |
| C．a; a | D．the; the |
—____ girl in red is Millie 。
—Oh， What ___ nice girl!
| A．The / | B．A a | C．The a | D．A / |