How many times have you been to China?— In fact, it is the first time that I ______ here

She is very dear to usWe have been prepared to do ________ it takes to save her life

Which of these two English books will you borrow —I’llborrow ______ of them. Because they are very interesting.

____ most efficient way to understand thousands of newwords is to gain ____ good knowledge of basic word information.

It was getting harder and harder ___ money for the poor kids, because the price(物价) kept_____,