81. A common complaint of children is that parents do not listen to them.
82. A common mistake is to imagine that dogs think like humans.
83. A commonly used argument in favour of speech recognition is that it is the most natural communication medium.
84. A community famed for exuberant high living suddenly Decided that austerity was the better part of valour.
85. A company that manufactures photocopiers obviously holds to a descriptive core belief consistent with this empirical reality.
86. A complete planned maintenance programme is necessary to ensure that pests are controlled and hygiene standards are maintained.
87. A component somewhere deep inside the motorspeeder chose that moment to explode from stress.
88. A comprehensive trouble-shooting guide is given opposite which summarises most problems that arise.
89. A computer program that attempts to have a robot duplicate your efforts would get very complex.