Whatever happens to you, you should be ______ aboutthe future life.

The world today _____ different without the amazing discoveries produced by great scientists.

— Why are you so late? I _____ for more than an hour.— I’m terribly sorry. I overslept and missed the bus. [ ]

It is no good ______ today’s work fortomorrow

Do you plan yourhomework at home—Yes, of course.