The last thing that a lazy student wishes is
At that very moment the policemen came.
Where in the world did you go just now?
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.
It was he who/that met an old friend in the park
It was an old friend that/who he met in the park
It was in the park that he met an old friend
It was yesterday that he met an old friend in he
Do come early. 一定早点来。
He did send you a letter last week.
We're pleased that she does intend to come.
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
Only in this way can we catch up with and surpass
the world's advanced level of science and technology.
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)
It was because the water had risen that they could
not cross the river. 正是由于水涨了，他们没有渡过河去。(不用because或since)
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.