With so many things mixed up it’s hard to _______ what’s what.
The work is not very profitable(盈利的) _______ cash(现金), but I am getting valuable experience from it.
This dress doesn’t look so good on you. Let’s try ______ on.
He had lost his temper and his health in the war and never found ____ of them again.
Tom Suddenly found his girlfriend walking ________the square, so he forced his way _____the crowd to get close to her.
I got to know him five years ago. We have been in close touch with each other ______.