86. She took it for granted ________ I'd be back home an hour ago.

A. that　　　　　　　 B. whether　　　　　　 C. if　　　　 　　D. when

85. I asked her in English ________ she was, and she told me ________ she was an actress.

A. who…that　　　　　 B. who…X　　　　　　　 C. what…X　　　 D. how…that

84. ________ you have seen things like these before doesn't matter.

A. If　　　　　　　　 B. Whether　　　　　　 C. What　　　　　 D. When

83. You will easily know ________ video recorders are the same.

A. what those　　　　 B. that of those　　　 C. that all of　　 D. which of those

82. Can you point out ________ two radios are the best

A. which　　　　　　　 B. what　　　　　　　 C. that　　　　　　 D. whether

81. We should think carefully about ________ Mr. Needham said at the meeting.

A. that　　　　　　　 B. what　　　 　　　　C. which　　　　　 D. X

80. Jack was soon told ________ he did was not necessary.

A. why　　　　　　　　 B. that　　　　　　 C. how　　　　　　 D. why what

79. The energy is ________ makes the cells able to do their work.

A. that　　　　　　　 B. which　　　　　　 C. what　　　　 　　D. such

78. It is well known _________ a person eats causes changes in the body.

A. that what　　　　 B. that　　　　　　　 C. what　　　　　　 D. how

77.________leaves the room last ought to turn off the lights.

A. Anyone　　　　　　 B. The person　　　　 C. Whoever　　　　 D. Who