用适当引导词填空(that;who,which0what;whether可重复

用适当引导词填空(that;who,which0what;whether可重复
用适当引导词填空（that,who,which,what,whether可重复） 1.__________ will go to meet him at the airport is not decided.2.It worried her a bit __________ her hair was turning grey.3.__________ he will come here doesn’t mater much.
4.__________ we go swimming every day does us a lot of good.5.__________ you told me just now was really a surprise.
6.__________ class will win the football game is not clear so far.