A. raise 

A. is

A. from 

A. companies

The doctors hope to _____________ the source of the infection which has been a mystery for the medical community since its discovery.

Pandas are in ___________________ of becoming extinct.

Tuan’s ___________________ and efficiency at the company led to his promotion to Sales Manager.

I truly respected my father and always ___________________ by his rule.

Lan has spent two days ____________ hundreds of photographs so that she can put them in separate albums.

He expects that the new trend will soon ___________here.

In my opinion, the changes to our education system have been to good _________.

_________ calculations have shown that the earth’s resources may run out before the end of the next century.

Mai’s encouraging words gave me _________ to undertake the demanding task once again.

I think the _________thing would be to catch a bus home. I'm tired of walking.

Don’t worry about trying to catch last bus home, as we can easily _________ you up for the night.

My mother usually buys her clothes _________. It’s cheaper than going to the dress maker.

My wife was good enough to _________ my mistake.

He suffered from depression _________ by overwork and ill-health.

My grandfather is getting old and forgetful. _________, he is experienced.

Despite all the interruptions, she _________ with her work.

My mother has _________ for a bargain.

What made Mark _________ his family and his job? Where did he go and why?

His _________ and bad work led to his dismissal from the company.

The book says that the revolution was _________off by the assassination of the president.

My brother and I will never get along. We’re _________.

A. cats and dogs

B. chalk and cheese

C. salt and pepper

D. brick and mortar 

The judge _________the pedestrian for the accident.

Three wolves ran through the forest in _________ of a deer.

I’m afraid that I can’t give you the answer off the top of my _________, but I’ll find it out for you.

She was ill for six weeks and _________with her schoolwork.

Tim was _________ to the court for jury duty, but took a doctor's sick note with him and was excused.

My aunt used to be a woman of great _________, but now she gets old and looks pale.

You look upset. Have you and Kelly _________again?

Students can _________lots of information by attending lectures regularly.

In the end, he lost his _________and started gabbling incoherently.

They are always on good _________with their next-door neighbors.

I gave the waitress a $50 note and waited for my _________.