用所给词的适当形式填空。（5分）

小题1:People are enjoying               (walk) around the town.

小题2: Gina decided                  ( forget) all her problems.

小题3:Who is the                 (funny) actor in the movie?

小题4: Don’t read this book ,because it is                (mean) .

小题5: The farmers expect                 (have) a harvest(丰收) this autumn.

1,4-二(2-氯乙硫基)正丁烷