What a forgetful person he is! He _________ his key.
Dave is always , never making a decision about anything in a hurry.
Reasonable analysis as well as imagination is scientific discoveries.
-----I think you us an explanation. -----I will prove what I have done is right and I mean no harm.
The best way Tom suggests one’s strength is to run for 30 minutes every day.
The committee scientists and engineers has been set up.