__________ interesting story it is, and I am so _____________ in it.
| A．What , interesting | B．Howan , interesting |
| C．How , interested | D．What an, interested |
Bill plays basketball forhour every day.
| A．the; a | B．the；an | C．/; a | D．/；an |
We were swimming in the lake _______ suddenly the storm started.
| A．until | B．while | C．when | D．Before |
The price of petrol(汽油) is not _______ that of last year, so some more people are planning to buy cars.
| A．as expensive as | B．so cheap as |
| C．as low as | D．so high as |
Everybody should study hard. No one can _______ us _______ a good future.
| A．provide; for | B．provide; with |
| C．keep; / | D．protect; to have |
There’s water all over the kitchen. You’d better _______ right away.
| A．to mop up it | B．to mop it up |
| C．mop it up | D．mop up it |