83. I find these problems are easy _____.

　　 A. to be worked out　　　 B. to work them out　　 C. to work out　　　　　　　　　 D. to be worked them out

82. The building _____ will be completed in a month. It will be our lab building.

　　 A. to paint　　　　　　　　　 B. being painted　　　 C. to have painted　　　　　 D. painting

81. Her dress has become loose. She appears _____ weight.

　　 A. to lose　　　　　　　　　　　　　　 B. being lost　　　 　　C. losing　　　　　　　　　　　　　 D. to have lost

80. Will you please tell me why you had no pen _____ in class, Kate?

　　 A. to have written　　　　 B. to be written with　 C. to have been written　　 D. to write with

79. He felt it a great honour _____ to visit me when I was in his city.

　　 A. to have been taken　　 B. to have taken　 　　 C. having taken　　　　　　　　　　 D. being taken

78. The woman found it no good _____ her daughter too much money.

　　 A. giving　　　　　　 　　　 B. being given　　　　　 C. given　　　　　　　 　 D. gave

77. While we’re developing agriculture and industry, we must prevent the earth _____.

　　 A. from polluting　　　　　 B. polluted　　　　　 　　　 C. polluting　　　　　　　　　 D. being polluted

76. - The plan is heard _____ so well that we don’t have to make any changes.

　　 - It is indeed.

　　 A. to design　　　　 　 B. designing　 　　　　 C. designed　　　　　　 D. design

75. _____ nice and delicious, the fried chicken was soon sold out.

　　 A. Tasted　　　　　 　 B. Being tasted　　　　 C. Tasting　　　　 　　　　 D. To taste

74. - Kate shouldn’t have done that sort of thing.

　　 - Whatever she did was reasonable, _____ to what you had done. Besides, it’s none of your business. Get down to _____ your work.

　　 A. comparing; doing　　 B. comparing; do　　　　 C. compared; doing　　　　　 D. compared; do