In Shanghai Expo，the exhibitions, which we have already visited, are all excellent.-________， there are many other interesting things for you to do.[ ]

The county, _____ in the north of Shanxi, has a history of more than l,400 years[ ]

Our teacher asked _________ .

一I’m sorry! Iwould have taken him to hospital if I had known he was seriously ill.一But ______ .

In our company, only a few are for the decision, but the rest ______ all against it.