The biggest full moon of 2011 occurred on a Saturday night, _________ Chinese observers to gather outside to record it．

to lead

led

leading

having led

Three minutes earlier, _________ they could have escaped such a disaster．

so

but

or

and

_________ I had expected, he overcame difficulties and won the first prize．

What

Which

That

As

Xiaowen was born without the ability to walk, and therefore she had to use a wheelchair to _________．

get over

get across

get around

get on

Tom’s mother kept telling him that he should study harder, but _________ didn’t help．

he

which

it

she

_________ to explain it, she would not believe him．

However hard he tried

However hard did he try

How he tried hard

However did he try hard

By the window _________ with dark glasses, _________ seemed to be waiting for someone．

a young man stood, who

did a young man stood, that

a young man did stand, which

stood a young man, who

This dictionary is _________ to my translation, but that one is _________．

great help; helpless

a great help; of no use

important; of few importance

very helpful; of no any use

Miss Li _________ Tom and ran into the street, with tears in her eyes．

drew attention to

got involved in

broke away from

fitted in with

Sending man into _________ space is not _________ dream for human beings any longer．

the; a

/; a

the; the

/; the