Had you listened to the doctor, you _____ all right now.
Stephen tried to get his wok______ in the medical circle.
Sam_______ some knowledge of the computer just by watching others working on it..
As you _________ the tasks, cross them off your list so you may feel less pressure..
–-That must have been a long trip.-- Yeah, it _______ us a whole week to get there.
On snowy days, you have to drive very ________ to avoid traffic accident.