Using the Correct Verb Form for Regular Verbs in the Past Tense

For each of the following sentences, choose the correct past-tense form of the verb

For help with this exercise, see Chapter 19.

example

The dogs that we know today as house pets once (to specialize) in certain tasks that made them invaluable to humans.

a. specializes

b. specialized

c. specializing

  1. Question

    /rL9HTnsR+l+TD5Znb5nX5ZfSdytYuj5xW446kuOthr6c05LpA/99GyRsNt6fLnSy4i8cubL1oynznayg/iBIns1d6+wSqNaGFfk56difgcG9hMkiw2U3mK42zBrKATcROo27n7FaG8VwjTkMsNIRr9FwUrTiXnMaDZLtBxrJDXNrEmJ7u1kSqZ/lTUYaKtav64Tyj0dDE846OWZ8lk/KzZYLmGLSXyF16FPsrtU6q7EhsDs+qEA1sSV6wf3VMKX05iqGMS6fBDK7IK+QUG5nB3KpP0ITDxHW8mwcA77j4I=
    Using the Correct Verb Form for Regular Verbs in the Past Tense - For each of the following sentences, choose the correct past-tense form of the verb: Rhodesian Ridgebacks, a playful and sociable canine breed, once (to hunt) lions alongside their masters on the plains of Africa and were called African Lion Hounds.
  2. Question

    Nlu/wiaiJXBNdBmtsVrX7Mn6JnVaqLYLT1pdHNxxrKrURae0xJPvMfaJ/yVKyjdeKkTdiLFQ4RwWgHmy7rsF+kPCIwGCth36zWJEMzTjzbzsq1WuCYFsf+L/L3Zv4a+beTzYJj9sM3smoG7UKoX5Nx/IRrz/x30lxbVCKbqXCMcFIv39
    Using the Correct Verb Form for Regular Verbs in the Past Tense - For each of the following sentences, choose the correct past-tense form of the verb: For example, Saint Bernards (to rescue) avalanche victims in the Alps.
  3. Question

    l9ZpFaMWNIQGu0g6OawVGh4hqONlJ9mP5yrW3/a3XpKsYXWV7k+xnQsb6FR0sdQD0EOSQe+YH+FZvcLQvzQmS9hApx8ITALJdGafXzg9QdBCpYnvSK9tSArnSo9gKZYaDZEqUTljKGyafPA+2qrk8GT8y+vS9I39XVannw==
    Using the Correct Verb Form for Regular Verbs in the Past Tense - For each of the following sentences, choose the correct past-tense form of the verb: Similarly, Alaskan malamutes (to pull) sleds in freezing weather.
  4. Question

    QmHuk2jH9TNDJ2Dg2pV3QVaw/RxHm1ItVlWtdZCUfPYqATkgGGv9OAaX+UG1VOCTWueAsf6lk2NFgob2gBTsfvLI6ZZOKeWOkajIE+2lS4vntGme8FFo6SQwlXVjX6STtywIOX6aC5F9ln8G/kj/ANnvqUu5q0wmDyty+uLoX4sSTfkCkOb6DXs2Zehj5kZ6vnkDJNGmqhzHjq+4
    Using the Correct Verb Form for Regular Verbs in the Past Tense - For each of the following sentences, choose the correct past-tense form of the verb: Doberman pinschers’ strength, speed, and courage (to result) in their use as police dogs.
  5. Question

    IC1KjxOax02NfbaKB4idhHYKpxxVETjVcgwgnxfjru9WJZ2SEjcvK33HrBlzhCA3GTb9Md0yUUtWL6hT2SUKNMSmiGOlJgzLK34ptS6x5IwThC200Vh4vPpO+XZ15k7nbCMHG8EtBaL+ULSEv0uMFy4zFW65UXiY+WY2ottcTFXOSLUvdKM5D1GsaqmTdRb+Gu1sC+reZpmJn3P+atUAalbwHqpdS0unjzoqo+CEX4ug6Ro2
    Using the Correct Verb Form for Regular Verbs in the Past Tense - For each of the following sentences, choose the correct past-tense form of the verb: Irish wolfhounds, also strong and fast, (to use) their powerful jaws to hold wolves by the neck and shake them until they died.
  6. Question

    jSI1ZzVNveyQaAPfgW1h+LcZA1Tg9eVqSx/PUImWd3Lyz6FWWdRqwOh12oQ+czEoXTb5bii+Le5xeZ17LGQlILYkPCYjdTF+ccYQna9Z8dz6Uu9sjZchgspx6818xPUQeN1HhmxBDp030u8qe4BTsmuaSQF+WZNloq2wnA==
    Using the Correct Verb Form for Regular Verbs in the Past Tense - For each of the following sentences, choose the correct past-tense form of the verb: Even breeds such as the terriers and spaniels (to help) humans.
  7. Question

    6w6jpH9r7Og2uL4KPu0/239IfsH+MEoO4waHjeLCG5z3vrVIXdCq4xgm9BheLM8KHxbyMfpbrXKaI1FNsqAyy5uSy+nAzsx64wPcVoEhn06El82iP/SOYvDuQ1/U81BCCmEq1r3zn8g4ucz1c8AQWomXWvo+xMUx/O35lh1YPY81BTwSEGF+AQ==
    Using the Correct Verb Form for Regular Verbs in the Past Tense - For each of the following sentences, choose the correct past-tense form of the verb: The Scottish terrier (to chase) rats and badgers away from people’s homes.
  8. Question

    whOmp/RhoIc+Fo8V3IkfrlERl5sFsIq5082VzClqGjQeTMU1sft3Kij6QdZgjECDnZePVRgE3FtZhigcXXU/yGKtdJaVNeCSpaWf32GM7DwbX+C7zVDCxq2jeVhU1KLfCSM5Ru1lOUcqIrVzU4ff9chp1UEuuNQmVGyBG+y5kywm0HMuxnBb0JAx5W0us6pz02sUvXjGcTY=
    Using the Correct Verb Form for Regular Verbs in the Past Tense - For each of the following sentences, choose the correct past-tense form of the verb: Little cocker spaniels (to scare) birds out of bushes and trees so that they could be hunted.
  9. Question

    M4h7tFBVttFalAUjZFGGqsA0Z7MsDRsDSOx/YTHGj4AYVsVFThZPP3K6rAFtk0I8j2/wPKyv3sG1StTwPhiPoijnrX+9gXzOOUDlDTy+3REEJxiJyn19uqXsEzyESXzuqLnUWV7ceiBNc34+jY/1GSd1KDRmx+xuW2EN+Sv2MzkoKYLFGiY1H0JihRO4ZLTcRU6jHabCdsfTkOwzOZ9MsoybJVw/70hvXvzFHhK8vr4cG1pVjsMiBg==
    Using the Correct Verb Form for Regular Verbs in the Past Tense - For each of the following sentences, choose the correct past-tense form of the verb: The ever-popular Labrador retriever not only (to retrieve) hunted animals on land but could also swim in icy waters.
  10. Question

    4Scj0jHL/lZ8CkFCZ4HOizH5PTtEFLloZucqw70e8r12LapLDn483Sgjs13E+OTMGSI8GzE+V8eEyKLaV8J+BVJKTluOQ93WWvpUpULDTGR1J83g/ZLIQURSQUxcLtRzPfkmYkEVLazfYljpzxIeKedN1yfeYyeXuaF32ZAje6hYNd2cAv3JoiGsxBOUPgjYDyfiqxjqqsHj+rKpd71ThYj/S7mmN5Qjlas9/TiXCQY=
    Using the Correct Verb Form for Regular Verbs in the Past Tense - For each of the following sentences, choose the correct past-tense form of the verb: Their tireless assistance and love for their masters (to earn) dogs the well-known title of “man’s best friend.”