单项选择题
We have no steel wire．You had better（）us one.
A.borrow B.lend C.take D.let
单项选择题 Tripping defects in anchors frequently occur in（）.
单项选择题 To reduce mild fever the MOST useful drug is（）.
单项选择题 To prevent a wooden hull from leaking you caulk it（）.
