91. We had to __________ for hours to get in and there must have been several hundred people present just before the show began.

90. A pilot noticed a __________ which seemed to be making for a Royal Air Force Station nearby.

89. They have been told that rescue operations are __________ smoothly.

88. Six men have been __________ in a mine for seventeen hours.

87. “At the time the murder was __________, I was traveling on the 8 o’clock train to London,” said the man.

86. On this __________, however, it had slowed down considerably.

85. They entered the country __________ (非法地).

84. Her tears __________ (流动) freely down her cheeks the moment she heard the sad news.

83. She is so __________ (固执的) that she never listens to other people’s advice.

82. I believe the house was __________ (故意地) set fire to, not accidentally.