______ number of the students in their school is about two thousand, ______ of them are boys.

—How far is it from the railway station to the hotel?  —It’s about _______ walk.

Miss Read is good _____music. She can be good ______ children in the music club. 

I like English very much. I never miss a        to practice English with foreigners.

—____ bike is this?—I think it’s Sally’s.