采用梢料作为导渗,抢险材料可以做到(),施工方便,效果显著,但梢料容易腐烂,汛后需拆除。
A.节省劳力
B.节省投资
C.料源充足
D.就地取材
参考答案:D
I don’t know if she ________ married whether she ________ me know.
A.is, lets
B.gets, will let
C.will get, lets
D.will get, will let