If somebody 'flies into' an emotional state, they do it very suddenly and without warning.
- He flew into a panic when he heard that the big boss was coming.
- She flew into a rage when she heard that her project had been cancelled.
If you 'fool someone into' doing something, you trick them into doing it.
- I fooled him into believing that next Monday was a public holiday.
- She fooled me into thinking that John was Italian.
If you 'slip into' a bad state or condition, you gradually start to be that way.
- The economy is slipping into recession.
- He improved for a while but now he's slipping back into his old habits.
If you 'run into' somebody, you meet them by chance.
- I ran into Martin when I was doing some shopping.
- I hope to run into you again one of these days.
If a quantity 'runs into' the thousands, it is more than one thousand.
- The money spent on the project must run into the millions.
- The death toll runs into the hundreds.
If you 'run into difficulties', you begin to experience them.
- The company ran into difficulties in the 90s when consumer tastes changed.
- We'll run into problems if we don't act now.
If you 'settle into' a new job, you begin to feel relaxed and at ease.
- How are you settling into your new job?
- I've had problems settling into my new company.
If you 'fling yourself into' a task, you do it with a lot of energy.
- He's flung himself into his new job. He's already made a lot of changes.
- She flings herself into everything she does. She has an amazing amount of energy.
If you 'sink money into' a project, you invest it.
- Microsoft have sunk millions into developing their range of products.
- We'd need to sink a lot of money into the factory to turn it around.
If you 'sink into' a state, you gradually get worse.
- He's sunk into a depression over the last few months.
- The company has sunk deeper and deeper into debt.