Thanks to the government，several new primary schools ________ in my hometown last year．（ ）
| A． |
build |
B． |
built |
C． |
are built |
D． |
were built |
Because of the flood， there are _________ tourists in that ancient town this year than last year．（ ）
A．moreB．mostC．fewerD．fewest
Yao Ming， a basketball giant ， ___________ water polo when he was young．（ ）
A．is playingB．used to play
C．is used to playingD．was playing
When I think of the worried _______ of foreign students who are learning Chinese， I can go to study English calmly．（ ）
A．looksB．designsC．effortsD．needs
One of the hosts of The Point named Liu Xin graduated from our school， didn't she？
____________ My English teacher taught her before．（ ）
A．Yes， she was．B．No， she wasn't．
C．Yes， she did．D．No， she didn't．
Is your WeChat account （账户） safe？
Yes， even my father can't use it __________ I tell him the password．（ ）
A．whenB．unlessC．whileD．if