87. Paper _____ the fibres of plants for many years.

A. has been made from B. have been made out of

C. has made up of D. have been made into

86. The books, _____ the dictionaries, must be put back where they _____.

A. included; were B. to include; are

C. including; were D. including; are

85. What a strange man! He loves his wife, but _____ he often beats her.

A. at a time B. at one time C. at times D. at the same time

84. ---Where is Mother

---She is in the kitchen. She _____the housework all morning.

A. is doing B. was doing C. has done D. has been doing

83. The problem was that it is ____valuable ___everyday use.

A. too; to B. too; for C. too; of D. so; that

82. But later people developed a way of printing, _____rocks.

A. used B. using C. and use D. uses

81. ____Mr Brown's anger, it was his own son who didn't agree ____him.

A. To; with B. Because of; to C. With; of D. For; on

80. When he saw all his books _____ here and there on the floor, he knew that something terrible _____.

A. lying; must have happened B. lie; must happen

C. lay; might have happened D. had lain; could have happen

79. The driver drove __ hit a big tree and the car came to a stop.

A. too carelessly to B. carelessly enough to

C. so carelessly that he D. so careless that he

78. The man went into the room, _____ rather strange.

A. to look B. looking C. looked D. and looking