题目内容：

Dogs are very popular pets all over the world. Some people keep dogs because the dogs can help them. Some dogs can________people’s house. They can also help a_________man by leading him to places where he needs to go. Other people keep dogs as pets__________they feel lonely sometimes. Almost 33 percent of the families in the USA and England have dogs, and these dogs come in_______shapes and sizes.

By all accounts, the largest dog in the world is a dog named Zorba. It is a mastiff (獒犬) that lives in London, England._________it was seven years old in 1989, it was 92.5 centimetres tall. In________words, it was more than half as tall as an adult man. At its__________, Zorba weighed more than a heavyweight boxer at 156 kg.

The_________dog was a Yorkshire terrier from England. This dog was only the _____of a matchbox measuring five centimetres tall and eight centimetres from nose to___________.

1.A. protect    B. manage    C. renew    D. touch

2.A. spare    B. blind    C. tired    D. busy

3.A. for    B. so    C. because    D. as if

4.A. large    B. wide    C. deep    D. different

5.A. If    B. Where    C. Why    D. When

6.A. another    B. other    C. some    D. else

7.A. ugliest    B. loneliest    C. largest    D. tallest

8.A. youngest    B. tiniest    C. oldest    D. hugest

9.A. height    B. weight    C. size    D. army

10.A. top    B. bottom    C. back    D. tail