18 ....... I visited last month was beautiful and peaceful
19 ...... bringing a raincoat with her although the weather was fine
20 ...... behaving well, she is loved
21 ..... people go on littering, the environment will become seriously polluted
22 ........ be saved
23 ...... who was dead years ago is still famous for his songs
24 ...... you save electricity, you won't pay much per month
25 ....... we visited yesterday were very nice