1 . The boss made them ________ 12 hours a day.

A．to work

B．worked

C．working

D．work

2 . National art organizations help ______ (sponsor) local arts and crafts festivals that draw crowds of tourist consumers. (所给词的适当形式填空)

3 . The activity is rewarding and fulfilling, which helps b________ our cultural confidence. (根据首字母单词拼写)

4 . I prefer to play outdoors rather than ________ computer games in the room.

A．play

B．to play

C．playing

D．plays

5 . What annoys(使生气) us is that he usually does nothing but       about having so many things to do at weekends.

A．to complain	B．complain
C．complains	D．to complaining