—There is still a copy of the book in the library.Will you go and borrow _____?—No.I’d rather buy ______ in the bookstore.
With more people ____ the traffic rules, our city is becoming better organized.
I’m progressing in physics ____ the teacher’s well-organized teaching and exact explanation.
She said the fun of reading books was different from ___ of any other kind.
---Would you mind me opening that door? ---_____ , but it’s not allowed.
The roads are crowded _____ walking is quicker than driving.