---- John and I will celebrate our fortieth wedding anniversary next mouth.---- Oh, _______ !
----Why ? Where’s the key to the meeting room? ----Dear me! You ______it in the taxi!
He has read lots of books,_____that he is still young.
Some of the students have already learned enough English to _______a conversation with an English speaker.
It was not until dark _____he found _____he thought was the correct way to solve the problem.
Great changes have taken place in that school, it is no longer ________ it was 20 years ago, ________ it was so poorly equipped.