---Why does the Lake smell terrible?
---Because large quantities of water .
| A．have polluted | B．is being polluted |
| C．has been polluted | D．have been polluted |
The language _____ they created is _____ we now call Old English.
A. that; that B. which; that C. /; what D what; that
He _____ to us that those eggs which were _____ on the table had been _____ by snakes.
| A．lied; laying; lied | B．lied; lying; lain | C．laid; laid; laid | D．lied; lying; laid |
The ______ of wearing a white wedding gown was brought to our country from the West.（原创）
| A．customs | B．tradition | C．feast | D．festival |
Now the city is ______ it used to be.
| A．three time larger as | B．three times as large as |
| C．larger as three times as | D．as three times larger than |
It’s nearly eight o’clock．I must hang up and get down to work．My boss be here at any moment．
| A．should | B．must | C．could | D．would |