主语从句1. was needed at that time, she told me, was some good luck.A. That B. As C. It D. What2. Anyone who wants to can call any timepiece a clock, but technically speaking, only _ ones ring out the time actually deserve the name.A. whatever B. whenever C. whichever D. wherever3. It is _ he said _ is very important to me.A. what; that B. that; that C. all that; what D. which; that4. It was _ they did _ made the Korean actress commit suicide.A. that; which B. which; that C. what; that D. how; which5. _excited Jenny most was _ she finally succeeded in _seemed to be the most difficult exam to him. A. That; that; which B. What; that; whatC. That; because; that D. What; because; which6. _ the little kid wanted to do something himself made his parents very happy.A. That B. / C. What D. Where7. ._is known to us all is that Johnson broke his promise _ he would come to help me as soon as possible.A. It; that B. What; that C. As; which D. What; which8._ caused the accident has not been found out yet.A. What B. WhichC. The thing D. That9. _ is the centre of our planetary system was a difficult concept to grasp in the Middle Ages.A. Its the sun and not the earth B. The sun and not the earthC. Being the sun and not the earth D. That the sun and not the earth10. _ he referred to in his article was unknown to the general reader.A. That B. What C. Whether D. Where11. _ life exists on any other planet in the solar system still remains a question.A. Why B. Whether C. How D. Where12. _ is known to all is that the earth is smaller than the sun.A. As B. WhatC. It D. Which13. _ surprised me most was _ such a little boy of seven could play the violin so well.A. Thatwhat B. WhatthatC. Thatwhich D. Whatwhich14. _manners are very important in every country is known to all，but the trouble is that different countries have different ideas about _good manners are.A. That；what B. That；that C. What；that D. What；what15. _excited Jenny most was _ she finally succeeded in _seemed to be the most difficult exam to him. A. That; that; which B. What; that; what C. That; because; thatD. What; because; which16. _ makes the school proud is _ more than 90% of the students have been admitted to universities.A. what; because B. that; because C. that; what D. what; that17. _ makes me feel worried is _ singing stars are centered on by masses of teenagers today.A. What; what B. That; that C. What; that D. That; what18. It is entirely true _ children learn more from people they like. $o, try to be friends with them.A. what B. that C. why D. how19. _ amazed the NBA world is _ Kobe Bryant scored 81 points just in one game.A. That, what B. What, thatC. That, that D. What, what20._ surprises us most is that she doesnt even know _ the difference between the two opinions lies.A. It; which B. What; what C. What; where D. That; where