Our geography teacher told us that Britain is _____ European country while Korea is _____ Asian country.
The number of students in our school _______ 4,000 and a number of them ______ good at playing Ping-Pong.
You must be tired now. Why not ___________ a rest .
___________ you are, ____________ mistakes you’ll make.
Nanjing is bigger than ______ in Jiangsu and bigger than _______ in Chongqing.
---What ______ your English teacher______? ---She is slim and beautiful.