British adventurer and swimmer Lewis Gordon Pugh became the first person to swim in the icy waters of North Pole，to raise awareness of how global warming ______ the polar ice cap.

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• 1—I hear Tom ______ playing games recently. —______ no wonder he is easy to feel sleepy in class.

  A.is addicted to；There is

  B.addicts；There is

  C.addicts；It is

  D.is addicted to；It is

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• 2After the class，the students went out of the classroom one by one, but only Mary______.　　

  A.left

  B.hadleft

  C.wasleaving

  D.wasleft

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• 3The pen I____ I _____is on my desk, right under my nose.

  A.think; lost

  B.thought; had lost

  C.think; had lost

  D.thought; have lost

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• 4— I hope you enjoyed the film last night. — How on earth do you know I went to a film? I _____ you.

  A.won't tell

  B.didn't tell

  C.haven't told

  D.hadn't told

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• 5--- Have you finished the report? 　--- No. I ______ it all this week.

  A.will do

  B.had done

  C.have done

  D.have been doing

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• 6US president George Bush ____ the war in Iraq on March 20,2003. But internationally, the US war in Iraq _____ as one country misusing its power over a weaker nation.

  A.started, has been criticized

  B.has started, had been criticized

  C.started, has criticized

  D.had started, was criticized

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• 7--- Did he notice you enter the room? 　--- I don't think so. He ______ to the radio with his eyes shut.

  A.listened

  B.was listening

  C.has listened

  D.had listened

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• 8Since then I _______ a member of the family and never _______from them.

  A.have be come; will I separate

  B.have be come; I will separate

  C.have been; will be separated

  D.have been; I was separated

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• 9—Do you know our town at all? —No, this is the first time I __________ here.

  A.was

  B.have been

  C.came

  D.am coming

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• 10When he was alive, the old scientist used to say that knowledge ＿＿from practice and he gained his experience by doing a lot of practical work.

  A.was coming

  B.had come

  C.comes

  D.would come

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