79. Ming and Qing tombs have ______ relatively undamaged. They, ______, have suffered some damage from centuries of exposure, wars and deliberate destruction.

81. Male and female students are quite different from each other ______ the age at which they begin to develop an intellectual self-discipline.

82. Recently CCTV station has taken great _____ to make a program that reviews the important ______ of the past 20 years.

83. --- I’ve looked everywhere, but I haven’t found any black ink.

--- Then, I’m afraid there is _______ left.

87. His teaching _____ was raised to twelve hours a week in college.

88. Lying in bed, he was _______ awake with his eyes fixed on the ceiling.

89. He was so tired that as soon as he lay down he fell _______ asleep.

90. We all like Jack because he is a man _____ everybody thinks is pleasant to ______.

91. ______ finding solutions, it is unthinkable to solve all the problems the same way throughout the country.

92. With all ____talk about downsizing, I’m afraid I’ll be out of _____ job soon.