---I saw Betty to Grandpa Li's home just now.
---Yes. She’s often seen _________ the old man with the housework.
| A．go, help | B．going, to help | C．go, to help | D．going, helps |
Bring your camera with you, you may want to takes some photos of the autumn trees.
| A．but | B．because | C．so | D．although |
You can’t imagine how much I ______ on this dress. Is it nice on me?
| A．spent | B．cost | C．paid | D．Took |
Ninety ____ teachers and students plant _____ trees every year.
| A．thousands, million of |
| B．thousand, millions of |
| C．thousands of, millions of |
| D．thousand, million |
---What are you reading, Tom?
---_____ book about _____moon..
| A．A; a | B． A; the |
| C．The; the | D．The; a |
-----Ann, would you like to drink tea or coffee?
----_________, I’m not thirsty at all.
| A．Either | B． Any |
| C．Neither | D． Both. |