79.Polar explorers have to be extremelyto endure the climate and other hardships.

106.My own problemsseem insignificantthoseof others.

105.No bank will wantinterest rates when the prices of goods keep rising.

104.Since you are a little tired, you had bettera rest.

103.It＇s my great honorto give a speech at the opening ceremony of the Art Festival.

102.The general manager sat there, to the report from each department.

101.I suggestedat the hotel but my wife was eager.

100.Beforefor the job, you will be required to take a language test.

99.As the price of oil keeps, people have to pay much more for driving.

98.The questionat the meeting tomorrow is very important for our next five-year plan.

97., we had to stay at home.