花托下陷,但不与子房愈合,花的其他部分则位于花托上端内侧周围,称()
A.子房上位(下位花)
B.子房上位(周位花)
C.子房下位(周位花)
D.子房下位(上位花)
参考答案:B
Some students ____________admitting they were ______ computer games.
A.resisted; hooked on
B.accepted; addicted to
C.distributed; involved in
D.refused; devoted to
厂区围墙与厂内建筑之间的间距不宜小于()m,且围墙两侧的建筑之间还应满足相应的防火间距要求。
A、1
B、3
C、5
D、10