There’s no light on－they _______ be at home．

can’t

mustn’t

needn’t

shouldn’t

Faced with a bill for ＄10 000, _______．

an extra job had been given to John

the boss has given John an extra job

an extra job has been taken

John has taken an extra job

There have been several new events _______ to the program for the 2008 Beijing Olympic Games．

add

to add

adding

added

_______ for the breakdown of the school computer network, Alice was in low spirits．

Blaming

Blamed

To blame

To be blamed

Five people won the “China’s Green Figure” award, a title _______ to ordinary people for their contributions to environmental protection．

being given

is given

given

was given

A good story does not necessarily have to have a happy ending, but the reader must not be left _______．

unsatisfied

unsatisfying

to be unsatisfying

being unsatisfied

_______ and happy, Tony stood up and accepted the prize．

Surprising

Surprised

Being surprised

To be surprising

Mr．Hu teaches English very well, but he is _______ known for his writing．

the best

more

better

the most

Our life is much better, _______ with the past．

comparing

compared

been compared

having compared

If we work with a strong will, we can overcome any difficulty, _______ great it is．

what

how

however

whatever