1．It’s most____________(不幸的，遗憾的)that your father can’t come to the wedding.
2．Many____________(慈善团体)sent money to help the victims of the famine.
3．The____________(运输)of goods by air is very costly.
4. The beach gets so____________(拥挤的)in August，when there are many tourists.
5．From his____________(位置)on the cliff top，he had a good view of the harbour.
