We sell our clothes ______ very good prices. Socks are only $2 ______ three pairs.
I ________ a book two days ago. I ________ it for two days.
The English test is difficult ________ interesting.
—Happy birthday! —________
—When _________he have P.E.? —He ________ it on Monday.
—______ you _____ your help, Linda. —You’re welcome.