普通话里，短语“一朵鲜花儿”的读音包含（）个音节。
A、5
B、4
C、3
D、2
参考答案：B
Although swimming is his favorite sport, yet he doesn't like _____ today.
A．to swim
B．swimming
C．swim
D．to have swim
一个正方形，周长扩大到它的2倍，面积就扩大到原来的4倍。[ ]
