— I often chat with my friends on the Internet.
— You are so smart! Will you please tell me____?
| A．how to do | B．how to do it | C．how to use | D．when can I use it |
Now the water in the river has ____ and we should ____ money to repair the broken bridge.
| A．raised, rise | B．risen, raise |
| C．rose, raise | D．risen, rise |
Yesterday he was walking _____ the police station when a plane flew _____ his head.
| A．past; through | B．across; over |
| C．past; over | D．through; across |
As we know, England is ______ European country and Singapore is ____ Asian country.
| A．an, an | B．a, a | C．an, a | D．a, an |
— _________ have you lived there?
— Since I came here in 2001.
A. How long B. How often C. How soon
Trees can stop the wind ______the earth away.
A. from blowing B. to blow C. blew