根据句意，用所给单词的适当形式填空。
小题1:Wall Street is at ___________ (south) end of Manhattan Island .
小题2:Germany and the UK are both ___________ (Europe) countries.
小题3:The local people had to move away because of the serious ___________ (pollute).
小题4:Nothing is ___________ (possible) if we put our hearts into it.
小题5:Each camel has two ___________ (stomach), so they can live in the desert for a long time.