1.      The house family avoided_______ by coming out only when the house was empty and the two cats were outside.

          a. catching                   b. being caught         c. to have been caught d. to be caught

2.      It's very kind of you_______ so.

          a. say                           b. to say                     c. saying                      d. to be saying

3.      Please show me how_______ this.

          a. do                            b. to do                      c. doing                       d. to have done

4.      One is never too old_______

          a. learning                    b. learn                      c. to have learned        d. to learn

5.      You are old enough_______ out alone.

          a. going                       b. go                          c. to go                        d. to have gone

6.      I'm very glad_______ you.

          a. to meet                    b. meet                      c. meeting                    d. to be meeting

7.      It's nice_______ you.

          a. to know                   b. know                     c. knowing                  d. to be knowing

8.      You have no right_______ my daughter.

          a. see                           b. to see                     c. seeing                      d. to have seen

9.      Please tell me what_______

          a. doing                       b. do                          c. to do                        d. to have done

10.  I forbid you _______ my letter.

          a. to read                     b. read                       c. to have read             d. reading

11.  We stopped_______ hello to her.

          a. say                           b. saying                    b. to have said             d. to say