These insects can _________ the colour of their surroundings．

take place

take back

take on

take off

The runners _________ their positions on the starting line．

took on

took off

took took place

took up

I don’t think he will ever be able to _________ himself _________ life in that remote place．

adopt; to

adapt; into

adjust; to

suit; for

We have had to make some adjustments _________ our origional calculations．

by

for

with

to

We want more participation _________ the discussion．

for

into

in

by

He could not hide his _________ his children’s rudeness．

embarrassing by

embarrassment at

being embarrassed with

being embarrassing for

They did the _________ things．

unbelievably

unbelievable

unbelief

unbeliever

They did the things _________．

unbelievably

unbelievable

unbelief

unbeliever

The old worker _________ much work experience through these years’ hard work．

accumulates

accumulated

is accumulating

has accumulated

Now that she is out of work, Lucy _________ going back to school, but she hasn’t decided yet．

had considered

has been considering

considered

is going to consider