—Wow!You look different!You________wear glasses．
—Yes，I did．But now I am wearing contact lenses(隐形眼镜)．

—There are always many volunteers in great events，________?
—Yes．Many hands make light work!
A．aren’t there
B．are there
C．aren’tthey

—He didn’t go to the lecture this morning．did he?
—________，though he was not feeling very well．

—Hi，Sam．Your mother’s busy these days，________?
—Yes，she is．

—________?
——He is tall．
A．How is he
B．What does he look like
C．What does he like