The Smiths came to Shanghai in 2008,they ____ there for three years since then.

Look at ______ book on the desk . Is it ______ useful one ?—Yes, it is . In the book there is much advice on how to learn math well.

________ name is Tony．

The box was _____ than I had expected. I was out of breath when I got home.

My English teacher is strict _____ us.[ ]