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12. The rich ______ not always happy.

  A. are            B. is              C. has             D. have

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11. Ten dollars ______a big sum for a small child , and they will go a long way .

  A. are            B. being            C. have            D. is

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10. I, who ______ your teacher, will try my best to help you with your lessons.

  A. be            B. am              C. are              D. is

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9. Mary as well as her sisters ______ Chinese in China.

  A. are studying     B. have studied      C. studies              D. study

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8. A large number of students of this school _______ fond of playing football.

  A. are            B. was             C. is               D. be

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7. The air in big cities ______ very dirty by factories.

  A. are often made    B. is often made      C. have often made    D. has often made

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6. The United States of America ______ one of the most developed countries in the world.

  A. is             B. are              C. was             D. were

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5. The whole class ______ the teacher attentively.

  A. are listening to    B. is listening to      C. are listening       D. is listening

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4. More than 60 percent of world’s radio programmes ______ in English.

A. is             B. was             C. are                 D. be

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3. Seventy percent of the students here ______ from the country side.

  A. is             B. are                 C. comes           D. has come

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