词汇运用 用括号内所给词的适当形式填空

81. Many polar bears die because of _________(lose) their living areas.

82.Male ________ (wolf) will protect their families if there is danger.

83. I’m so weak that it’s difficult for me to climb to the _________(12) floor without a lift.

84. Parents should teach their children to learn to protect _________(they) when they are very young.

85.Our teacher often tells us that it’s _______(correct) to hunt or fish in nature reserves.

86. Bad weather sometimes causes ___________ (nature) disasters.

87. Amy is an animal lover, she often touches the lovely cat as _______ (gentle) as she could.

88. The radio says that it will be much _________(fog) tomorrow.

89. The farmers __________(destroy) the forests to build roads last year, so the wolves didn’t have suitable homes to live in.

90.Children are usually________( happy) than their parents during the Spring Festival.

91. A large number of farmers moved to the __________(south)cities to find jobs in the 1980s, and now most of them are living a better life.

92. The government encourages the workers __________(start) businesses on their own.

93. The heavy rain prevented the old man ____________(send) his grandson to hospital.

94. Giant pandas           (not survive) if we don’t protect them.

95. If you         (not be) careful enough in the exam, you will not get a good grade.