The Yellow River flood large areas, but now the waters of it are used to energy.
| A．was used to; producing | B．used to; producing |
| C．was used to; produce | D．used to; produce |
——What’s your car number?
——______ 665488.
A. I’m
B. It’s
C. My car
________ name is Tony and ________ name is Lucy.
A. Her, his
B. His, her
C. He; she
——________ is that orange?
——It’s o.range．
A．What
B．What color
C．What’s color
This is orange. Its color isorange.
A．an；／ B．／；an C．a；a
——Colin，what’s this in English? ---__________.
A．This is a pen
B．It’s a pen
C．It’s pen