When I ______________ (drive), I ____________ (see) an accident.

What tense is used in the following sentence?: She came home, switched on the computer and checked her e-mails.

If you want to express that a new action happened in the middle of another action, What tenses do you need?

Which action was in progress in the following clause/sentences: 1. My mobile rang 2. when I was sitting in a meeting

What tense do you use with the following verbs? be, cost, fit, mean, suit