89. but for (=without) 要不是. 表示假設(shè)

88. last but not least最后一點(diǎn)但也是最重要的一點(diǎn)

87. last but one 倒數(shù)第二.

86. be busy with sth.忙于某事 be busy doing sth. 忙于做某事

85. on business 出差辦事.

84. take the floor 起立發(fā)言

83. in bulk 成批地,不散裝的

82. in brief(=in as few words as possible)簡言之

81. out of breath 喘不過氣來

80. boast of (or about) 吹噓