The unit of ...................... used in the USA is dollar.

A. currency B. money C. note D. change

He is very poor. His clothes are worn ............. .

A. to                                B. up                                C. out                         D. on

"đạo đức" vãi :v
 

giúp giùm em đi ạ

My mother is very religious. She always says her _____ before going to bed.

A. story B. speech C. prayers D. word