91. In the future, natural disasters .__________accurately with the help of technology.

 A. to predict                    B. predict              C. will be predicted          D. will predict

  92. On my birthday, I was very pleased because I .__________a nice present.

A. receive                B. had received    C. receives             D. am receiving

  93. Water _______ in the lake has made the fish die.

A. pollution          B. pollute               C. polluted             D. polluting

  94. _____ workers were sent to the area immediately, but no villager was survived when the

   landslide happened.

A. help                     B. rescue                C. volunteer              D. assistance

  95. Three hundred people were left _____ by the earthquake.

A. home                 B. property            C. homeless           D. house

  96. The train to Ha Noi ______ at 7a.m tomorrow.

A. leaves                B. leaving              C. to leave    D. left

  97. Environmental pollution has _____ to lots of health problems.

A. caused               B. got                     C. made                 D. led

  98. The heavy rain has caused _______ in many parts of the country.

A. drought             B. storms               C. forest fire          D. floods

  99. In many cultures, a fox is the symbol for a _________ person.

     A. brave                   B. fierce                        C. cunning                D. kind

  100. We are all hook ................ making star lanterns.

     A. in                      B. off                                   C. on                       D. to