1.are you having a pleasant t ___?2.here is a p __ from my pen pal.he is in australia.

1.are you having a pleasant t ___?2.here is a p __ from my pen pal.he is in australia.
3.shoes are on s __today.
4.don't l __ down .stand up.
5.A__ ,l must leave now.
根据句意及首字母提示补全句中所缺单词.