Although she is only 17 years old, she _________ drugs for two years.
Emergency line operators must always _____ calm and make sure that they get all the information they need to send help.
-What’s the time? -Oh, I forgot to have my watch ________.
Mary is so wet. She _______ in the rain.
I think my friend Tony is _______to win the tennis game next Monday.
Not only ________ interested in football but ______ beginning to show an interest in it.