Exercise 38.3 Choosing correct verb forms

Complete each of the following sentences by writing an appropriate form of the verb listed in parentheses. Since more than one form will sometimes be possible, be prepared to explain the reasons for your choices. Example:

The supply of a product _______ (rise) when the demand is great.

Answer: rises

  1. History ________ (show) that crime usually decreases as the economy improves.

    Question

    eKKDKpLsEEdL5AswfD615X60Vt/xiySh+wauk0AJFV8NNe0jYmTqf25vJdr1V6TKBuXaUXWe1oz/gobEzPjIM+hfQLUpZErK+9eTe1fR9+IJR3y5+gcvULby04tMFr+j
    History ________ (show) that crime usually decreases as the economy improves.
  2. Ever since the first nuclear power plants were built, opponents ________ (fear) disaster.

    Question

    oLDy58c3RLk1cr+QJa7CeZdeMUWTjmR7Q49ookhr0DscyicxvixaEy3f40HXpunK33Sd1ABlpDeEbXbYxShrd9urZ6GSKiuhm3O8SZkYJsTN031JC4sGsSwqQdyXg2D+jCIQ/eUJ5TO+KYGU
    Ever since the first nuclear power plants were built, opponents ________ (fear) disaster.
  3. Thousands of Irish peasants ________ (emigrate) to America after the potato famine of the 1840s.

    Question

    opsRizzPXwf2QgtDpBX9/dPT88fqRN+xObLXfxcf6UgiQI//Cf1vR71ealh5uGLV8Jv95HjHiLbxgdUJgkalUlcQkD5WsKFYJ6Uqco/3UgiFQs042whR4OOREr54DIncZifhWFzYXQt+kRdGcgCxdg==
    Thousands of Irish peasants ________ (emigrate) to America after the potato famine of the 1840s.
  4. The soap opera General Hospital ________ (be) on the air since 1963.

    Question

    G1ALYS8S+cr6Rm8o4Jae0xp5lTyuug+NAHOaknrBqmzQTjv5HuzVyJ2ZwZX3dKBKJ+XAVgwHv9Y+q3sDUwxhbWrzOTLgMaZ7EqPPfioi82LSboO6E1WVC+unltDF6Ia2
    The soap opera General Hospital ________ (be) on the air since 1963.
  5. Olivia ________ (direct) the play next year.

    Question

    Dd7R/iZZx2yJIK2oRXyFVYTJZbcbWEl3k+mrW+xQiaPzVzjaPaa0MblozhygwEUNTO7PvCXqylZQZyJ2
    Olivia ________ (direct) the play next year.
  6. While they ________ (eat) in a local restaurant, they saw a minor accident.

    Question

    UciAIPtEFgoVVkZ74CE5MA6AYsS6abZ4wcIAaOPWrkMph5zYNMqjPsxlf0GpciQaYgnmPdgi1e9Gl1F3koUZhSym5+G9q8s4zmVnbUWmPHibeXERCql8eP2rYws=
    While they ________ (eat) in a local restaurant, they saw a minor accident.
  7. By this time next week, each of your clients ________ (receive) an invitation to the opening.

    Question

    rVUDGywgwDL1zhWQeh7EyaKySn8qlvSP2IRcavlQVdzHg2FnbtGiVczl/Gvgx/Qiuo1kM3SBPS/ePFLaH57ZsUk/9GsJ3uXGNbrmNujf+GYdx+dMOts5AkPLXUqRluYbzMX4bWfSs2bt8bai2vSXrg==
    By this time next week, each of your clients ________ (receive) an invitation to the opening.
  8. By the time a child born today enters first grade, he or she ________ (watch) thousands of television commercials.

    Question

    2Lx3aQ5aqCtyKV5LRUoGBykqjbtZZ8RPmuq6pyUBB67nJCMYrf+l9KznEvDpc1M+rlCrpKu4KPnEo3sjQydX5DJC76BWl9l6r0N+1Kcc3aWlcERpHkcWuPs6e0kzZ13lWeJoC5IXhsToZn1e7xS21SGGFDde12zq2shOyQGswzF17waU
    By the time a child born today enters first grade, he or she ________ (watch) thousands of television commercials.
  9. In one of the novel’s most famous scenes, Huck ________ (express) his willingness to go to hell rather than report Jim as an escaped slave.

    Question

    KNnaT98YWIYMLAuyGVdy0JsbQ9c5pt8EZ2P4/+dhAVg7Cn06jiYK01A6A6RSt2sCVrm6UuDgkchlOrJxe74QOgiP5SkmQaWGPlCbrh6GUsfINtlOag/2PxlLIOZXp2w8Deo3jul9Rd5aERxL6k5hKGhQDGb81L6nILYXtKZlfkB1Gvu/wvWRI9g1yvpTQTCudsqLR8sDktFKvhpqnT8MzA==
    In one of the novel’s most famous scenes, Huck ________ (express) his willingness to go to hell rather than report Jim as an escaped slave.
  10. A cold typically ________ (last) for about a week and a half.

    Question

    BZHdXJpgF6QNAdCnAluzMbb0UOTpKlPgj9IpNsrK+O6Rn7pwQgo1IHatv4U00X6b6PmVa+f0cX5jet8uf916qAjL9U14xd5fZGgzurWmF1w=
    A cold typically ________ (last) for about a week and a half.