The short run is a period of time so short that:

The short run can be defined as any period of time:

Why does Forrest decide to run for a quite long time?

When you a friend that you haven't seen for a long time and have a good chat with him, you may feel very happy and delighted. A: run out B: run into C: run away D: run down

Directions: Please choose the idiom matching its definition. have free time A: beat the clock B: run out of time C: take time out D: have spare time

How should you warm up a diesel engine that has not been run for some time? （）

The chair needs to run the meeting, ask the questions, keep track of time and bring out the actions.

She has a feeling of being always ______. A: on time B: on strike C: on the run D: on the air

—Nothing wrong with it, （） —No. Yours is a special-built model. Drive carefully, though. It takes time to run in a new car. A: is it B: has it C: are they D: is there

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