Riding bicycles makes us ___________.

A. to keep healthy   B. keep health    C. keep fit

She’s feeling ______ tired.

A．a bit             B．a bit of            C．lots of            D．a few

The robber was caught by two men ______ police uniform _________.

A．in; at the once      B．in; at once         C．on,; at the once     D．on; at once

I really wanted to help those homeless children in the flooded areas, ______ I donated all the pocket money that I had saved for months.

A．so               B．because           C．since             D．for

--- Is there anyone here      name isBetty?

---- Sorry, I don’t know.

A．who             B．which            C．whom            D．whose

There is an art room ___ the first floor.

A. in            B. at         C. on

He was ill, _______he still went to school on time.

A．but              B．and              C．or               D．∕

—Hey, Paul! Don’t you remember me?

—_________. You are Peter. We once were classmates.

A．Yes, I do.          B．No, I don’t.       C．Yes, I don’t.       D．No, I do

________. Are you Mr. Read ?

--- No, I’m not

A．Excuse me                            B．Sorry

C．How are you                           D．Oh, good