Ⅳ.Fill in the blanks.（填空。）（10分）

1. Cartoons are very ______，so I am very ______ in them.

A.interested；interesting           B.interesting；interested    C.interested；interested

2. Sam ______ coins since he was eleven years old，and now he has hundreds of them.

A.collected                                 B.had collected                     C.has been collecting

3.They are singing to ______ money for poor children in rural areas.

A.have                                       B.raise                                 C.take

4.Sally has been swimming ______ four hours.

A.for about                                 B.since                                C.about

5.I first met him a week ago while I ______ along Bridge Street.

A.walked                                    B.has been walking               C.was walking

Ⅴ.Fill in the blanks with different tenses.（用不同的时态填空。）（10分）

1.I ______（paint）this room.It will look good when it is finished.

2.I ______（paint）this room.It looks good.

3.I am tired.I ______（dig）all day.After having a rest I will go on digging.

4.How long ______（the children sleep）?They are still in bed.

5.My mother ______（go）to work an hour ago.