1 . Alcohol is known to be ___________ to humans in large quantities, while proper amount of it is __________ and won’t do harm to people. (harm) (所给词的适当形式填空)

2 . According to tradition, the bride was wearing an e__________ red silk sari.(根据首字母单词拼写)

3 . Mary had got everything ready,__________ to do it well. Her ___________and good performance left a deep impression on us.(determine) (所给词的适当形式填空)

4 . Some truth and beauty remain unnoticed until a s________ human soul brings them into our attention, just as the shell reflects the unnoticed sounds. (根据首字母单词拼写)