I cannot hear the professor clearly as there is too much noise _____ I am sitting.

The smoggy weather has made us realizeterribleproblems we are laced with

He will say “hello” to his friends from ________Countries.

Thanks _____ your help(帮助) .

Who can help me carry the heavy box— I think Ted is __________ to do it. But the door is __________for him to go through.