With so many things mixed up it’s hard to ______ what’s what. [ ]

Schools in the south tend to be better equipped，_______those in the north are relatively poor

The reason _____ he refused to attend the meeting was that they didn’t give him an invitation earlier

His efforts to raise money for his program were ______ because, no one showed any intention to take a cent out of their pockets

Why not ride bicycles to the countryside with us this weekend I’m sure you will enjoy yourself and come across the unexpected things.