Care of the soul is a gradual process ________ even the small details of life should be considered. (2012·湖南，34)

They are _______ little sheep that we can’t make much money by selling _______.

What are you doing here —I’m __________ a taxi.

__ to an Australian home,you will probably eat outside and cook meat on the open fire

The family, with their favourite singer, _______a picnic now.