Would you please turn off___TV？

OK，just a moment．（　　）

A．aB．anC．the

Whose bike is this？

It's______．My grandpa bought it for me as a birthday present．（　　）

A．hisB．mineC．hers

s Tom____boy in your class？

Yes．Nobody is taller than him．（　　）

A．the tallestB．the strongest

C．the cleverest

I'd like to hold our next meeting____June 23rd．Is that OK for you？（　　）

A．inB．atC．on

Grandma is rather deaf，so you must speak clearly and___to her．（　　）

A．quietlyB．loudlyC．noisily