---Is that ________ pen?
---No, it’s ________ eraser.
| A．a; the | B．a; an |
| C．the; the | D．the; an |
—The country has already sent up an unmanned spacecraft to the moon.
—Yes. Chang’e I to the moon last October.
| A．has been sent | B．has sent | C．was sent | D．sent |
Three days enough for me to finish the work. I need day.
| A．is; other | B．isn’t; the other |
| C．aren’t; the fourth | D．isn’t; a fourth |
Millie stood by the gate of the station with a purse in her hand she could find the owner of it
| A．although | B．so that | C．because | D．if |
I agree with most of what you said, but I don’t agree with .
| A．anything | B．everything | C．nothing | D．something |
The students listened carefully . Which sentence structure is right for it?
| A．S+V+P | B．S+V+DO | C．S+V | D．S+V+IO+DO |