Which underlined letter pronounces differently from the others？（ ）
A．dogB．polluteC．knockD．strong
Going hiking with a group of people makes me _________．（ ）
A．relaxingB．to relaxC．relax
How do you learn English？
_______ listening to tapes．（ ）
A．ByB．WithC．For
Tara and Tina are both smart，but Tina is _______ than Tara．（ ）
A．hard﹣working
B．more hard﹣working
C．the most hard﹣working
Can I help you？
Yes，please．I need some ________ and drinks．（ ）
A．potatoB．appleC．beef
These are my sunglasses．_______ are over there．（ ）
A．YouB．YoursC．Your