单项选择题
You’d better （）a doctor as soon as possible.
A.seeing B.saw C.see D.seen
单项选择题 We’ve（）paperandink.AskMrs.Edwardtolendussome.
单项选择题 Doyouhaveanyideawhatshemeant?Ireallycan’t（）whatshesaidatthemeeting.
单项选择题 Thechairmanaswellasmanyotherpeople（）presentattheconference.
