At the sight of the policeman, _________ from behind the door．

did the boy rush out

did he sit down

out rushed the boy

rushing out was the boy

_________ and I’ll have the book completed．

Have one more month

One more month

Given one more month

If I have one more month

Some insects _________ the colour of their surroundings to protect themselves．

take in

take off

take on

take out

I told them not everybody could run as fast as you did, _________?

could he

didn’t I

didn’t you

could they

Tom asked the candy makers if they could make the chocolate easier _________ into small pieces．

break

breaking

broken

to break

A big dust storm covered Sydney for hours, _________ the Sydney Opera invisible．

made

making

having made

to make

Plastic bags are provided for our convenience but they have also _________ the pollution of the environment．

adapted to

turned to

contributed to

looked forward to

It was from only a few supplies that she had bought in the village _________ the hostess cooked such a nice dinner．

where

that

when

which

I _________ along the street looking for a place to park when the accident _________．

went; was occurring

went; occurred

was going; occurred

was going; had occurred

He told us whether _________ a picnic was still under discussion．

having

had

to have

have