I _________ this business if my friend Ray _________ willing to act as my helper．

could not start; had not been

could never have started; was not

could never have started; had not been

could have started; were

I got in his old truck and off _________ to one of the far corners of the farm to fix the fences．

did we go

went we

did go we

we went

They have started an investigation, _________ are being kept secret．

the detail of which

of which the details

and the detail

the details of it

The Chinese basketball team ranked _________ and the Australian _________ in the championship．

the third; the fourth

third; the fourth

the third; fourth

third; fourth

My uncle sang a few old songs, my aunt _________ the piano to accompany him．

played

to play

playing

play

Roughly

Generally

Honestly

Constantly

John hasn’t been at work for a week．He has _________ a bad cold．

come up with

come down with

come out at

come close to

American President _________ necessarily be an American．But he must be an American citizen and have lived in the US for at least 9 years and that he or she was born in the US．

shouldn’t

mustn’t

may not

will not

Whatever you say, _________ he has composed is not a good work．

what

which

that

whom

________ most efficient way to understand thousands of new words is to gain _________ good knowledge of basic word formation．

The, a

The；不填

A；不填

The; the