沥青防水卷材物不允许有孔洞、硌伤。( )
参考答案:对
She loves ______money and _______food ______others.
A.save; share; with
B.save; share; to
C.saving ; sharing ; with
D.saving; sharing; to
电力通信的传输介质一般有()。
A、电力线
B、空气
C、光导纤维(光纤)