“Why couldn’t they meet us at five o’clock?” “Because they were delayed by _________.”

The tomato juice left some _____ on a customer’s skirt, which made the waitress nervous.

Finding a job is very difficult, so the forst_____ is very important in a job interview.

 If what you are teaching doesn’t _____ to your students, your students will gradually lose interest in it.

With the development of economy, even people in remote villages can have________to computers.