__________ pleasant experience it is! I think I won’t forget the tour to Xi’an for ever.
You are sure to fail the exam _________ you study hard.
—What happened to Peter?—He was _________ murder last week.
Though I like the house very much, its price _________ my ability to pay.
The Forbidden City was _________ a museum in 1925.
Mr Zhang is a kind teacher. He devotes much of his time _________ us with English.