--Have you finished your work yet?
---No, not yet. I think it'll take _____ ten minutes
| A．another | B．other | C．others | D．more |
The national flag（国旗）of China is .
A．red and yellow B．red C．white and red
—What color Mary’s shoes?
—black.
A．are; They’re B．is; They’re C．is; It is
—Do you know that boy?
—Sorry, I .
A．know B．am not know C．don’t know him
Lin Lin has .
A．long black hair B．long black hairs C．black long hair
Jim and Kate from the U.S.A. They’re good friends.
A．both is B．are both C．both are