.How beautifully she sings! I have never heard _______ voice.
| A．the best | B．a best |
| C．the better | D．a better |
______ this rock , please. I’m afraid some people can’t stand the noise!
| A．Stopping | B．Stop | C．Stops | D．Stopped |
Their school days are busy and the children don’t get home _________ 7 pm．
| A．until | B．unless | C．since | D．when |
Let’s ________ for a walk, shall we?
| A．to go | B．going | C．go | D．gone |
—A ruler is 2 dollars and a pen is 3 dollars. How much are they?
—They are ________.
| A．$2 | B．$3 | C．$4 | D．$5 |
—______ is your father?
—A bank clerk. He works in a bank near my home.
| A．Where | B．How | C．What | D．Which |