As soon as he got to the office, he ___ the students’ papers.
| A．got down to correct |
| B．got down to correcting |
| C．set down to correcting |
| D．sit down to correcting |
If you don’t pay ____ to the signs, you might have trouble finding my house.
| A．look |
| B．watch |
| C．attention |
| D．visit |
What he didn’t mean ____ you. He meant ____ you.
| A．hurting; helping |
| B．to hurt; helping |
| C．to hurt; to help |
| D．hurting; to help |
It is believed that ____ part of the animals cannot stay alive in water at 1,500 meters below ___ sea level.
/; /
B a; a
C. the; the
D. ／; the
Many patients got a high fever when they came to the hospital, but after being ____ about a week, their temperature can be _____.
| A．treated; normal enough |
| B．looked; enough normal |
| C．treat; usual enough |
| D．looked after; enough normal |