楼地面整体面层工程量按投影面积计算。()
参考答案:错
After her husband passed away,Mrs Lee was so poor that she was forced to have her baby .
[ ]
A.adopted
B.adapted
C.adjusted
D.advocated
AIDS的主要传播途径是()
A.性接触、呼吸道传播、消化道传播
B.性接触、垂直传播、血液传播
C.性接触、血液传播、呼吸道传播
D.性接触、消化道传播、血液传播
E.性接触、垂直传播、呼吸道传播