I’m surprised that you should have been fooled by such a(an)___trick
John, look at the time. ___________ you play the piano at such a late hour?
—May I smoke here ?—If you ____, choose a seat in the smoking section.
This cake is very sweet. You _____ a lot of sugar in it.
— The woman biologist stayed in Africa studying wild animals for 13 years before she returned. — Oh, dear ! She ______ a lot of difficulties !
Helen ______ go on the trip with us, but she isn’t quite sure yet.