下列各组词语中没有错别字的一组是（ ）

______ Tom at home this afternoon— Yes. He _________ go out on Sunday afternoons.

He called at her house in the belief _______she would lend him the money.

is one of the largest countries inthe world, _______ 9.6 million square kilometers.

Many students don’t know how to __________stress and become worried.— I think they’d better ask their teachers for help.