66、 Because of the way she had been behaving，Martin felt__________in leaving her．
A．hopeful
B．sensitive
C．justified
D．valid


67、 “Why did he always dread asking them for their rent money?”“he knew it would end in an argument．”
A．As
B．Because
C．For
D．Since


68、 The satellite can__________ten thousand telephone conversations and a hundred color TV programs．
A．carry
B．extend
C．bring
D．take


69、In such a fiercely__________environment，it's inevitable that some companies will go n11t nf btlsiness
A．contrary
B．destructive
C．comparative
D．competitive


70、 Some cars__________with a safety device which won’t let the car start unless passengers are wearing seat belt．
A．fit
B．are fitted
C．have fitted
D．were tilted


71、 There’s no point telling her she’s doing wrong because she just__________riticism．
A．shrugs off
B．puts away
C．breaks off
D．casts aside


72、 They took__________measures to prevent poisonous gases from escapin9．．
A．beneficial
B．effective
C．fruitful
D．valid


73、 People in many developing countries are__________into overcrowded cities in great numbers．
A．filling
B．hurrying
C．pouring
D．breaking


74、 __________what is needed，everyone will have to keep a diary of what they do for a week．
A．In order for US"to assess
B．So as for US to assess
C．For US assessing
D．We assessing


75、 They have to pay all the bills and rent out of$500，the seven kids they’ve got to feed．
A．not mentioning
B．never mentioning
C．not to mention
D．not to be mentioned