But the silence which ______ the place filled me with apprehension, and when we walked in the back door which hung open, we saw people standing in the kitchen.
A. hung about
B. hung off
C. hang
D. hang about
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Magpie needs some relief from this constant ______, constant checking up.
A. surveil
B. surveiling
C. surveillance
D. surveiled
在建筑保温验算中,下列______叙述不正确。
A. 保温验算要求围护结构的传热阻不小于最小传热阻
B. 与不采暖楼梯间相邻的隔墙需要进行室内外温差修正
C. 围护结构屋顶和墙体的允许温差相同
D. 不同类型建筑物墙体的允许温差不同
{{*HTML*}}设A=(α1,α2,α3,α4,α5),其中α1,α3,α5线性无关,且α2=3α1一α3一α5,α4=2α1+α3+6α5,求方程组AX=0的通解.
Because it’s a part of the condition of his parole that he ______ friends and relatives and exconvicts and lust about everybody.
A. stay
B. stays away from
C. stay with
D. stay in