We usually _____ hello to each other

A. tell   B. say   C. speak  

I _____ the mouse for 18 yuan in the supermarket.

A. paid     B. cost   C. Spent

--- Will you please _____ your radio a little? I can hardly go to sleep.

--- Oh, sorry.

A. turn off   B. turn on   C. turn down  

We study five days_____ week and on Sundays we often play ____football.

A. a；the    B. 不填；a   C. a；不填

-Look！ That man looks like Mr Brown.

-It _____ be him， for he _____ America.

A. can't；has gone to    B. may not；has gone   C. can't；has been to

-Do you like milk or coffee? -I prefer milk ___ coffee..

A. with   B. to   C. Than

He eats______ food, so he is ________ fat.

A. much too; too much    B. much too; too many C. too much; much too  

We couldn't see_____ because the light in the room was poor.

A. enough clear     B. enough clearly   C. clearly enough

– Your dress is very beautiful, Mary. -- ____.

A. Not at all   B. Just so-so.     C. Thank you

You won't pass the exam _____you study hard.

A. if B. when C. Unless