76. Despite different opinions, they are ____________ their plan for a new airport.

77. Mr. Li works extra hard. He is ______________ making great achievements.

78. It was believed by some people that the USA started a war in Iraq _________________ robbing the country of its oil.

79. Some scientists __________________ cloning a female pig on Christmas Day 2011, which was regarded as one of the most encouraging news of the year.

80. All the preparations are well __________.

81. As these new products are not selling well, the members of the board have decided __________________ production.

82. The couple were very poor, so they ______________________ spending money.

83. I rang you several times but couldn’t ___________.

84. Our neighbors ______________ each other at nine this morning.

85. He worked day and night__________________ that he could make her live a happy life.