－Why does the river smell terrible?
－Because large quantities of water______．
| A．have been polluted | B．is being polluted |
| C．has been polluted | D．have polluted |
You can have some ________ about what I have said, but you had better follow my orders as closely as possible.
| A．arrangement | B．reservation |
| C．enthusiasm | D．conscience |
The lead singer was ill and couldn’t sing that night, and her __________ didn’t perform well, which made the audience disappointed.
| A．latitude | B．substitute |
| C．institue | D．altitude |
—Why are you going to the court?
—________! I’ve been charged with parking my car in the wrong place.
| A．It’s ridiculous | B．You don’t say |
| C．Tell me about it | D．Leave me alone |
—Why did Mr. Green take his 7th grade students to the river yesterday afternoon?
—________ the river.
| A．Cleaned up | B．Cleaning up |
| C．To clean up | D．Clean up |
The government promises that relief materials ________ to the flood-hit areas in no time.
| A．will be rushed | B．will rush |
| C．have rushed | D．have been rushed |