―Does he get to school by bike or on foot ― .

Have you seen my e-mail about our TESL, project?—YesLuckily, I checked my e-mails yesterdayNormally, I my e-mail-box for days

Can we _________ ping-pong—No．_______ tennis．

I’ve got a little _____ in myhouse. 一Why notkeep two or more

There are three _______doctors and five ______nurses in the room.