Explanation:
Act onTo take action because of something like information received.The police were ACTING ON a tip from an informer and caught the gang red-handed.
Act outPerform something with actions and gestures..They ACTED OUT the story on stage.
Act upBehave badly or strangely.My computer’s ACTING UP; I think I might have a virus.
Add onInclude in a calculation.You have to ADD the VAT ON to the price they give.
Add upTo make a mathematical total.We ADDED UP the bill to check it was correct.
Agree withAffect- usually used in the negative to show that something has had a negative effect, especially is it makes you feel bad.I feel terrible- that food didn’t AGREE WITH my stomach.
Aim atTo target.The magazine is AIMED AT teenagers.
Allow forInclude something in a plan or calculation.You should ALLOW FOR delays when planning a journey.
Allow ofMake possible, permit.The rules don’t ALLOW OF any exceptions.
Angle forTry to get something indirectly, by hinting or suggesting.He’s been ANGLING FOR an invitation, but I don’t want him to come.
Answer backTo reply rudely to someone in authority.Her mother was shocked when she started ANSWERING her BACK and refusing to help.
Argue downBeat someone in a debate, discussion or argument.The teacher tried to ARGUE the girl DOWN, but she couldn’t.
Argue downPersuade someone to drop the price of something they’re selling.She ARGUED him DOWN ten percent.
Argue outArgue about a problem to find a solution.If we can’t ARGUE our differences OUT, we’ll have to take them to court.
Ask aboutAsk how someone is doing, especially professionally and in terms of health.He ASKED ABOUT my father.
Ask afterEnquire about someone’s health, how life is going.Jenny rang earlier and ASKED AFTER you, so I told her you were fine.
Ask aroundAsk a number of people for information of help.I have no idea, but I’ll ASK AROUND at work and see if anyone can help.
Ask inTo invite somebody into your house.Jon’s at the door.’ ‘ASK him IN.’
Ask outTo invite someone for a date.He wanted to ASK her OUT but was too shy.
Ask overInvite.They have ASKED us OVER for drinks on Friday.
Ask roundInvite someone.We ASKED John ROUND for diner.
Auction offSell something in an auction.They AUCTIONED OFF their property as they were heavily in debt.
Back awayRetreat or go backwards.The crowd BACKED AWAY when the man pulled a knife.
Back downRetract or withdraw your position or proposal in an argument.She refused to BACK DOWN and was fired.
Back intoEnter a parking area in reverse gear.He prefers to BACK his car INTO the garage.
Back offRetreat.The police told the protesters to BACK OFF.
Back outFail to keep an arrangement or promise.He BACKED OUT two days before the holiday so we gave the ticket to his sister
Back out ofFail to keep an agreement, arrangement.She BACKED OUT OF the agreement at the last minute.
Back upMake a copy of computer data.You should always BACK UP important files and documents so that you won’t lose all your work if something goes wrong with the hardware.]