please do not hesitate to contact me __ you would like any furthe_英语解答

please do not hesitate to contact me __ you would like any further information.A.if B.provided
但是为什么不可以选A 这两者有什么区别?

人气：455 ℃　时间：2019-12-20 11:13:24

解答

书上说 provided 是假设,并且希望假设的事情发生的意思
if仅仅是假设