与房屋相连有上盖无柱的走廊、檐廊，按其围护结构外围水平投影面积的（）计算
A.一半面积
B.全面积
C.不计面积
D.根据情况
参考答案：A
下列各组词语中，没有错别字的一组是
A．拜谒烦燥噩耗以德抱怨
B．渎职脉搏和霭费寝忘食
C．班驳弹劾乖张不记其数
D．赋予膏腴潦草不共戴天
The flu is believed _____ by viruses that like to reproduce in the cells inside the human nose and throat. [ ]
A. causing
B. being caused
C. to be caused
D. to have caused
