—A number of students________in the dining hall.—Let me count.The number of the students________about 400.A.are;isB.is;areC.are;are
It's an either-or situation.You can watch TV or play games,but you can't do ____.
--I'd like to book a room for tonight. --Sorry,sir,but we don't have any rooms ____ right now.
The astronauts were so interested in____ beauty of nature that they took lots of pictures in____ space.
He speaks ________ fast ________ I can’t follow him.
一Could you please give us some advice on ________ English at home? —You need to do a lot of reading and listen to English radio programs.