to gear up for

to prepare for something: Are we all geared up for the inspection tomorrow?

to get ahead

to make progress, to advance over competitors: The only way we’re going to get ahead is if we offer something different to the competition.

to get along (with)

to have a good relation with someone: Tom – you get along with Jane better than the rest of us, so can you talk to her?

to get around/round

to avoid a problem: If we want John to work at the Siberian plant we’ll have to find some way to get round the visa restrictions.

to get around/round to

to make an effort to do something: Have you got around to looking at the accounts yet?

to get away with

to achieve something despite not following the rules / to not get caught despite doing something wrong: I can’t believe the company got away with employing it’s entire workforce without paying any social security contributions.

to get behind somebody

to give support: Angela is doing the charity run next week, so let’s all get behind her and donate some money.

to get behind with

to be in arrears with payments: He’s got behind with his mortgage payments and the bank is threatening to repossess his house.

to get by

to cope: Will you be able to get by next week with Joe and Sam both off on holiday?

to have just enough money to live on: Although my husband’s just lost his job I think we’ll get by on what I earn.

to get down to

to start seriously doing something: OK guys, it’s time to get down to work.

to get something over with

to start and finish an unpleasant task instead of delaying it: I know it’s a really boring task, but we’ve got to do it, so I think it’s best if we get it over with as soon as possible.

to get through

to endure an unpleasant task, situation: I understand how difficult it is, but I’m sure you’ll get through it.

to do well at something: Despite the fact that Henry is still recovering from an illness he got through the race and finished in the top five.

to be accepted: The bill got through parliament with minimum amendments.

to get through to

to contact especially by phone: I phoned your mobile three times yesterday but couldn’t get through to you.

to get together

to meet socially: Let’s get together sometime next week for lunch.

to give (something) up

to stop doing something: She gave up her career when she had children.

to stop trying: He ran the marathon on Sunday, but he gave up after 10 km.

to go after

to try to get something: When he goes after something he usually gets it.

to go ahead with

to proceed with something: When we receive the final permit we can go ahead with construction.

to go against

to be contrary/unfavourable to: So what’s the plan if the court verdict goes against us?

to go it alone

to do something by yourself: John left the firm last year. I think he’s going it alone now – running his own business.

to go over

to review/revise a document: If you send me the contract this evening I can go over it tonight and send it back to you first thing tomorrow morning.

to visit: We went over to the client’s office last week for a meeting.

to go through with

to achieve/complete something: When he said he was planning to climb Mount Everest I never thought he’d actually go through with it.

to go under

to go bankrupt: John’s first business went under, but that didn’t stop him establishing another one.

to go without

to cope without having something: The coffee machine’s broken! I can’t go without my morning’s cappuccino!
Cf: “to do without”