I think it’s ______ for him to finish the work.

It was raining heavily, Little Mary felt cold, so she stood ________ to her mother [ ]

There are some health problems that, when _____ in time, can become bigger ones later on.

It is not_______ for me to return all the books to the library now because I still need them.

shoes, clothes and a backpack are the basic ________ you need for your hiking.