set in; set off; set out; set up; settle down; settle for; settle in

set in
(壞天氣或不好的季節) 開始,來臨
Winter has set in; it's started snowing.

set * off +
Terrorists set off a car bomb in the city centre last night. Fortunately, no one was hurt or killed.

set * off +
觸發 (警報);引起 (機械反應)
The smoke set the fire alarm off.

set off
We set off for work at seven-thirty.

set * off +
抵銷 (債務),使平衡
The company set off its overseas debts against its profits at home.

set * out +
The figures are set out in the council's annual report.

set out
The explorers set out for the South Pole yesterday morning.

set * up
My mom set me up with her friend's son.

set * up
I don't think he killed those men. Somebody set him up.

set up +
安排 (約會,會議,會面等)
I set up an appointment with my doctor at 3:30 this afternoon.

set * up +
安裝 (軟體、設備等)
The technician set up the computer network perfectly.

set * up +
設立,開辦,創辦,創立 (公司,組織,機構等)
They set up a dot com company, floated it a couple of years later on the Stock Exchange and made an absolute fortune.

settle down
After years of partying and drinking, she finally got married and settled down.

settle for +
We were upset not to win and had to settle for the second prize.

settle in
(使) 習慣於...;(使) 適應於...
It took him a while to settle in when he moved to Japan.