I won’t leave my office until my work .
__________ people visit Guilin every year. A. Millions of B. Million of C. Million
I’d like to have a word _____________ Tony. A. on B. with C. in
_____ the environment is important for human beings.
I can’t stand _____ for you so long.
—Is the bag beautiful?—Yes, at _____ it’s _____ the one you bought for me.