——May I smoke here?——If you , choose a seat in the smoking section.
—Is there a letter for me?—Yes, came for you this morning.
When the audience heard the alarm, they all hurried to they thought was an emergency exit door.
He sent me an e-mail, ______ to get some further information for his research.
_______ is our belief that improvement in health care will lead to a stronger, more prosperous economy
If she ________ medicine earlier, she _______ ill now.