A.this B.where C.what D.that 14. follows the housewife will also expect to be able to have more leisure in her life without lowering her standard ofliving. A That/that B It/that C It/it D That/it 15. Today,more and more scientists are exploring the sea.This is because the population of the Earth is increasing so fast very soon the land alone will not be able to provide enough food for everybody. A.what B.how C.that D.this 16. There is a long piece of coiled wire inside the kettle.Electricity passes through it and heat is produced.It is heat makes the water boil. A.that/that B.this/this C.that/this D.this/that 17."And now you must go back.Your children will wonder has happened to you.” A.what B.that C.this D it 18 The material through it is difficult for electricity to flow are known as insulators or non-conductors. A.that B.what C.which D.it 19."It seems clear from the letter some of cement was ordered for the dam.” A.that/what B.that/that C.what/that D.what/what 20 Water has certain minerals dissolved in it is called hard water A.what B it C.that D.this 2l.“You have killed him,.”she said sadly."yes,”he said."Was not you wanted me to do?" A.that/that B.what/what C.what/that D.that/wha 22.Smith made clear he would not give up the plan. A.it/that B.that/that C.it/it D.that/it 23."I've thought of it all,"said Fagin."Let Oliver feel that he is one of us.Fill his mind with the idea he has been a thief,and he's ours ours for life." A.what B.this C.that D.which 24."Don't be angry,my dear,"said Fagin."1 never forgot,Bill;never once.But when I heard」 our plan had failed and you had left Oliver behind,I thought best to keep quite and stay away from London for a while." A.it/that B.that/it C.it/it D.that/that 23 This shows air is necessary for burning We can also show the more air there is,the longer a candle will burn. A.that/what B.what/that C.what/what D.that/that 26.The teacher found _strange」 all the students could work at the most complicated problem without difficulty A.that/it B.that/that C.it/that D.it/itA. this B. where C. what D. that 14. _ follows _ the housewife will also expect to be able to have more leisure in her life without lowering her standard of living. A. That/ that B. It/ that C. It/ it D. That/ it 15. Today, more and more scientists are exploring the sea. This is because the population of the Earth is increasing so fast _ very soon the land alone will not be able to provide enough food for everybody. A. what B. how C. that D. this 16. There is a long piece of coiled wire inside the kettle. Electricity passes through it and heat is produced. It is _ heat _ makes the water boil. A. that/ that B. this/ this C. that/ this D. this/ that 17. “And now you must go back. Your children will wonder _ has happened to you.” A. what B. that C. this D. it 18. The material through _ it is difficult for electricity to flow are known as insulators or non-conductors. A. that B. what C. which D. it 19. “It seems clear from the letter _ some of _ cement was ordered for the dam.” A. that/ what B. that/ that C. what/ that D. what/ what 20. Water _ has certain minerals dissolved in it is called hard water. A. what B. it C. that D. this 21. “You have killed him,” she said sadly. “yes,” he said. “Was _ not _ you wanted me to do?” A. that/ that B. what/ what C. what/ that D. that/ what 22. Smith made _ clear _ he would not give up the plan. A. it/ that B. that/ that C. it/ it D. that/ it 23. “I’ve thought of it all,” said Fagin. “Let Oliver feel that he is one of us. Fill his mind with the idea _ he has been a thief, and he’s ours ours for life.” A. what B. this C. that D. which 24. “Don’t be angry, my dear,” said Fagin. “I never forgot, Bill; never once. But when I heard _ our plan had failed and you had left Oliver behind, I thought _ best to keep quite and stay away from London for a while.” A. it/ that B. that/ it C. it/ it D. that/ that 25. This shows _ air is necessary for burning. We can also show _ the more air there is, the longer a candle will burn. A. that/ what B. what/ that C. what/ what D. that/ that 26. The teacher found _ strange _ all the students could work at the most complicated problem without difficulty. A. that/ it B. that/ that C. it/ that D. it/ it