选择最佳应答语（ ）
A：Go ahead．
B：Sorry,he's not in
C：This is Jane speaking．
城市中最广泛的土地利用方式是（ ）
19世纪末20世纪初形成的三国同盟和三国协约的核心国分别是（ ）
根据首字母提示完成下列短文。
A good class monitor gets on well w____ classmates and likes to h____ others. He often cleans the classroom and makes the classroom c____ just like h____. C____ him to be your monitor.
