—You look unhappy . What’s wrong ?—I find ____ difficult ______on well with my classmates
.We should ________“Thank you” when we borrow something from someone.
—Do you know who will teach ________ English?
He asks me for ________ money, but I don’t have ________ .
—_______helping me a lot. —You are welcome.
_______fine mornings,old people get together and do exercise by the lake.