81. There is a g (一代人)gap between my parents and I. 82. As a top manager, he should a (任命)none but people on their merit. 83. It is c (体贴、周到)of you to call on your relatives from time to time. 84. Our English teacher is a d (精力充沛的)young man, who is in his thirties. 85. A (陪伴) by the leader, t如图所示,玻璃杯中盛满水,用纸片把杯口盖严后倒过来,纸片和水不会不会掉下来(选填“会”或“不会”,下同)这说明大气压大气压的存在;如图乙将玻璃转过90°,纸片和水不会不会掉下来,这表明大气向各个方向都有压强大气向各个方向都有压强.