_________ you change your mind，please let me know．

Would

Should

Must

Might

As we are busy these days, we might _________ this urgent work for the time being．

undertake

agree

undergo

change

Nobody believed his reason for being absent from class _________ he had to meet his father at the airport．

why

where

that

because

I hope you will keep us _________ of how you are getting on with the work．

inform

informing

to inform

informed

When the day dawned, stars _________ from the sky．

kept away

faded out

faded into

died out

He did not _________ for a minute to save the drowning child and jumped into the river immediately．

hesitate

wonder

charge

determine

_________ advertisements, TV programs are often made boring．

Regularly interrupted by

Regularly interrupting

To regularly interrupt

To be regularly interrupted by

One of them held the view _________ the book said was right．

what that

that what

that

whether

When Lisa failed to pay the bill，the network company _________ her Internet connection

cut up

cut in

cut down

cut off

_________ he referred to in his article was unknown to the general reader．

That

What

Whether

Where