Two-fifths of people have reported that they get a sunburn ______ to “deepen” a brown skin, despite the fact that getting a painful sunburn just once every two years can increase the possibility of skin cancer.
| A．on condition | B．at present |
| C．by accident | D．on purpose |
—You missed the train?
—Yes. I had gone by taxi.
| A．If only | B．Only if | C．So long as | D．as long as |
And there, almost in the big chair, sat her litter brother, who never had to be told to keep silent.
| A．having | B．losing | C．to be lost | D．lost |
Was Bill played football well helped the blind man cross the street?
| A．it; that; who | B．which; that; that | C．it; who; that | D．who; which; that |
With more forests being destroyed, huge quantities of good earth each year.
| A．is washing away | B．is being washed | C．are washing away | D．are being washed away |
That was so serious a matter that I had no choice but the police.
| A．called in | B．calling in | C．call in | D．to call in |