--- How old are you, madam?
--- If you _______ know, I’m twice my son’s age.
| A．can | B．must | C．may | D．should |
It is so wet there that the trees are extremely tall, someover 90 meters.
| A．measuring | B．measured | C．to measure | D．measures |
The amount of money they had saved reached 30,000 dollars.
| A．as many as | B．as far as | C．as high as | D．as much as |
We have a fine of the lake from our hotel window.
A scene B. sight C. view D. scenery
______ his sister, Jack is very quiet, and does not easily make friends.
| A．Unlike | B．Dislike | C．Along with | D．As to |
I follow my own opinion, not hers in questions of this kind,of course makes her unhappy.
| A．who | B．which | C．that | D．why |