The old man lives ________in a _________ house. He sometimes feels__________.

It is in this small town ____ he used to work ____ this kind of fertilizers is made.[ ]

Li Ming is a student who is easy _____ though he has some trouble _____ his lessons.

______ is troubling me is ______ I don’t understand ______ he said.

He is new here. He has few friends here, _____