线段比射线短，射线比直线短．______．
根据线段、射线和线段的含义可知：线段比射线短，射线比直线短，说法错误；
故答案为：错误．
—How did you find your visit to Qingdao, Joanna?
—_____________.
A．Oh, wonderful indeed.
B．I went there alone.
C．First by train and then by ship
D．A guide showed me the way
咽旁间隙内多见的肿瘤为（）
A. * * 状瘤
B.多形性腺瘤
C.颈淋巴结转移癌
D.神经鞘瘤
E.横纹肌瘤
