Tony is one of the boys are always on time for school every day．（ ）
| A． |
which |
B． |
who |
C． |
whom |
D． |
whose |
I can't go with you．I _______stay at home until my parents come back．（ ）
A．canB．mayC．mustD．could
Do you know whose iPhone6s this is？
Let me see．Oh，it's _______．（ ）
A．hersB．herC．himD．their
Which sign of the following means "No Smoking"？（ ）
A．
B．
C．
D．
The 31st Olympic Games will take place _______August 5，2016．（ ）
A．atB．ofC．inD．on
Have you read a book called "The Merchant of Venice"？
Yes．_______ book is very interesting．（ ）
A．AnB．AC．TheD．/