This is ____________ apartment.[ ]
A. a
B. an
C. the
答案：B
A new government was ________ after the war.
A．set down
B．set up
C．set out
D．set off
恶性骨肿瘤的转移途径（）
A.血行转移
B.淋巴扩散转移
C.局部转移
D.种植性扩散
E.消化道转移
