The open-air celebration has been put off ________ the bad weather．

in case of

in spite of

instead of

because of

It is difficult for us to learn a lesson in life ________ we’ve actually had that lesson．

until

after

since

when

－Excuse me sir, where is Room 301?

－Just a minute．I’ll have Bob ________ you to your room．

show

shows

to show

showing

Leave your key with a neighbor ________ you lock yourself out one day．

ever since

even if

soon after

in case

The first use of atomic weapons was in 1945, and their power ________ increased enormously ever since．

is

was

has been

had been

________ of this small island in the Pacific Ocean took place．

The discovery

The discovering

To discover

Discovering

After the explosion, the police did a lot of work to find clues from the ________．

on-lookers

viewers

people

witnesses

He didn’t notice that there was anything ________ from his room until later on．

losing

missing

loss

missed

It was reported that 8 policemen were sent to the forest ________ the missing girl．

to search

to search for

searching

searching for

－The Greens are no longer living here?

－No, ever since they moved to the country, they ________ better health．

could have enjoyed

had enjoyed

have been enjoying

are enjoying