To make the air clean，Beijing will close some companies________cause heavy pollution．
A．that
B．who
C．what
I used to go to sleep ________ my bedroom light ________.
| A．with, open | B．with, on | C．and, open | D．in, on |
How do you learn English?_______.
| A．for the people | B．By working with my friends |
| C．I don’t like English | D．We like English |
The man is very rich, he has __________ airplane.
| A．a | B．the | C．an | D．/ |
----Your pencil case is very nice.
----__________.
| A．You are right | B．That's right | C．You are welcome | D．Thank you |
I need some ______.
| A．English book | B．English books | C．thing | D．pencil case |