Whenever I was in trouble, he would do what he could ________ me.
| A．help | B．helping | C．tohelp | D．helped |
After a series of researches, they finally ___ that the pollution was the leading factor contributing to the death of the creatures in the river.
| A．drew a conclusion |
| B．came a conclusion |
| C．arrived a conclusion |
| D．made the decision |
The evening party ___ cheers but everyone was still immersed in the happy atmosphere of it.
| A．concluded with |
| B．was started with |
| C．concluded from |
| D．started from |
In the past few years the worked ___ a lot of suggestions but none of them was adopted.
| A．put forward |
| B．have put forward |
| C．put out |
| D．have put off |
It is ___ of him to go to work without breakfast.
| A．possible |
| B．characteristic |
| C．classical |
| D．special |
He issued a/an ___ to us to settle the trouble in five days, but nobody accepted it.
| A．imagination |
| B．dream |
| C．advice |
| D．challenge |