The money collected from ticket sales could be _______ food and clothes for the people in the flooded areas．
cost
paid off
spent on
paid back
It was playing computer games that _______ the boy plenty of time that he _______ doing his lessons．
spent; must have been
cost; ought to have spent
wasted; wouldn’t have been
took; can’t have spent
_______ in the dark, his head hit against a tree．
When walking
When he was walking
Walked
He was walking
The boy will make a lot of trouble when _______ alone．
leaving
leave
left
being left
_______ that none of us could follow him．
He spoke very fast
So fast he spoke
Too fast he spoke
So fast did he speak
If it is quite _______ to you, I will visit you next Tuesday．
convenient
fair
easy
comfortable
Facing this _______ problem, I found myself _______ about how to work it out．
puzzled; puzzled
puzzled; puzzling
puzzling; puzzled
puzzling; puzzling
There was a _______ look on her face so he got______．
In the army hospital, patients were fed on polished rice which _______ the outer coverings _______from the grain．
had; removed
had; had remove
had had; removed
had; removing
Yu Gong talked of the difficulty he _______ the mountains in front of his house．
had removed
had removing
removed
had to remove