下列加线实词全都正确的一项是（ ）

Why don’t you turn to Professor Lee for some advice— _____. What if he refuses to help or something

Let’sgo to cinema-that’ll take your mindoff the problem for while

I _____ 20 yuan buying this book yesterday.

He told me that he was very familiar _______ the surroundings there and I told him that thepeople there were familiar _____ me