to store the sun’s heat.
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6. 问题是谁能完成这项困难的任务。 The question is who can complete the difficult task. 7. 今天讨论的话题是未来的学校会是怎样的。 The discussion topic for today is what school will be like in the future 8. 他迟到的原因是交通拥堵。 The reason why he was late is that the traffic was busy. 9. 他们应该尝试第二次的想法值得考虑 The idea that they should try a second time is worth considering. 10. 学生应该学些实用的东西的建议值得考虑。 The suggestion that students should learn something practical is worth considering.
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7 The reason is that his bike has broken down. 8 He said (that) he would come on time. 9 The fact that he had said nothing surprised everybody. 10 I didn’t know what he wanted to say. 11 Did you catch what he meant? 12 This is what he wanted to stress.
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that和what引导名词性从句的区别： tha分，但不能省略（宾语 从句除外）。
What：引导名词性从句，在从句中做主语，宾 语和表语，不能省略。what,常译为“什么” “什么样子”或“所……的人或事
what = the n/pron + that/ which ， 可转换为定 语从句 e.g. What you said is true.
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whatever/whoever 无论什么/谁 whatever = anything that whoever= anyone who e.g. 1). Whoever comes first wins the prize. 2). People/Those who come first win the prize. 3). It is unwise to give a kid whatever he wants. 4). Who broke the glass is not important. 5). Whoever broke the glass should be punished. 6). It is unwise to give a kid whatever he wants. 5
announced. 4. 很显然，学生应该改为他们的未来做好充分的准备。
It is obvious to students that they should get well
prepared for their future. 5. 问题在于人们怎样才能找到一种有效的方式来储藏太 阳热。
The question is how the people can find an effective way
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6 Tom often drives at what I think is a dangerous speed. 7 The driver found what seemed a black cloud following the car. 8 He is what is known as a hacker.
= The thing that you said is true .
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1 What seems right to me seems wrong to him. 2 The girl isn’t what she was 10 years ago. 3 Many years ago, their ancestors settled in what is Xi’an now. 4 A modern city has been set up in what was a wasteland. 5 After what seemed half an hour, the man came out of water.
1. 他来帮助你是确实无疑的。
That he will come and help you is certain. 2. 他要跟我们说什么，还不清楚。
What he wants to tell us is not clear. 3．英语晚会将在哪里举行，还没有宣布。
Where the English evening will be held has not yet been