The last thing that a lazy student wishes is examination.
At that very moment the policemen came. 就在那时警察到了。
Where in the world did you go just now ? 你刚才究竟去哪儿了?
What on earth are you doing? 你究竟在干什么?
She's not in the least angry with me. 她一点也不生我的气。
1. 用It is/was…that/who…句型表示强调。
He met an old friend in the park yesterday. 他昨天在公园碰见一个老朋友。
It was he who/that met an old friend in the park yesterday.
It was an old friend that/who he met in the park yesterday.
It was in the park that he met an old friend yesterday.
It was yesterday that he met an old friend in he park.
2. 用助动词do， does或did来强调谓语动词。例如：
Do come early. 一定早点来。
He did send you a letter last week. 他上周确实给你寄过一封信。
We‘re pleased that she does intend to come. 她的确打算来，我们非常高兴。
John wants a ball. 约翰想要一个球。
What John wants is a ball. 约翰想要的是一个球。
Mary gives piano lessons every day. 玛丽每天教钢琴。
What Mary does every day is (to) give piano lessons.
Never will China be the first to use nuclear weapons.
Only in this way can we catch up with and surpass the world's
advanced level of science and technology. 只有这样，我们才能赶上并超过世界先进科技水平。
1. It was at 7 o‘clock that he came back. 他是7点钟回来的。(强调句，强调at 7 o’clock)
2. It is/was…that…强调句型的被强调部分如果是原因状语从句，只能由because引导，不能由since、as或why引导。例如：
It was because the water had risen that they could not cross the river.
3.注意 " not …… until " 强调句型的变化。比较下列三个句子：
She didn't remember her appointment with the doctor until she had arrived home.
It was not until she had arrived home that she remembered her appointment with the doctor.
Not until she had arrived home did she remember her appointment with the doctor.