用合适的连接词填空。
小题1:He talked about the teachers and schools ________ he had visited.
小题2:Some of the roads were flooded, ________ made our journey more difficult.
小题3:The novel ________ you’re interested was written by Mark Twain.
小题4:_________ is often the case, we have worked out the production plan.
小题5:He has told me _________ he will go to Shanghai tomorrow.
小题6:I want to know _________ he has told you.
小题7:The question is _________ they will be able to help us or not.
小题8:Go and get your coat. It’s _________ you left it.
小题9:_______ broke the glass yesterday is not clear.
小题10:_________ car you will choose to buy makes no difference.
小题11:_________ breaks the law should be punished.