--- Excuse me, what is on the wall of the classroom?--- Oh, ______ a blackboard , two doors and five windows.
—John, your birthday is coming. Let’s book a cake. —Oh, great! I can’t wait _____ it now.
There are many differences between American English and British English in spelling and pronunciation, especially in _____ English.
—Hi, Jane, tell you a piece of good news. I _____ America tomorrow. —Wow, have a good trip!
After Mr. Brown _______ smoking, he didn’t cough any longer.
A cellphone _____ a camera by most young people in China.