选出可替换画线单词的选项Lily is a beautiful girl.A.allB.prettyC.little
All the students are talking and laughing in the classroom and it’s ______.
Mary takes a lot of exercise every day and she is always full of_______.
The bus driver always says to us: “Don’t get off ______ the bus stops.”
________ of the city was covered with the heavy smog.
---Can you come on Monday or Tuesday, John? ---I’m afraid _______ day is possible. I will be very busy on those two days.