Generally speaking，prices of daily goods ________ through the Internet are lower than store prices.
| A．to buy | B．are bought |
| C．buying | D．bought |
—You seem to have had that car for years.
---Yes, I should sell it ____ it still runs.
| A．before | B．during | C．until | D．while |
. Do you know the girl _____ just now?
| A．to who I nodded | B．I nodded to |
| C．I nodded to her | D．that has been seen |
Now, children, it’s time you _______.
| A．washed and dressed | B．are washed and dressed |
| C．will wash and dress | D．were washed and dressed |
In order to prevent the fire spreading, some of the houses nearby
_____before the firemen arrived.
| A．have been pulled down | B．have pulled down |
| C．had been pulled down | D．had pulled down |
. He shut the window with such force ________ the glass broke.
| A．which | B．that | C．as | D．when |