To Be

|1.  |My sister, Hannah, (is, are, am) 12 years old. |

|2.  |We should revise the rules because some of them (is, are,am) not clear. |

|3.  |(Is, Are, Am) you going to the baseball game, Shelby? ||4.  |I (is, are, am) thankful for my family. |

|5.  |I (is, are, am) the only son in my family.|

|6.  |"I don't understand," proclaimed Betty, "why you (is, are, am) always rude to people." ||7.  |It (is, are, am) through his own merit that he got the promotion at his job. |

|8.  |I can't read very well, but I (is, are, am) good at math.|

|9.  |My favorite subject in school (is, are, am) Math. ||10.  |I have to buy new shoes because the old ones (is, are, am) tight. |

|11.  |Where (is, are, am) your dogs?|

|12.  |It (is, are, am) very quiet in the library. ||13.  |Our time (is, are, am) very precious so we should make sure we spend it wisely. |

|14.  |I (is, are, am) too busy to spend time watching television.|

|15.  |I do not like green beans, and I feel uneasy when I (is, are, am) made to eat them. |...