The managing director of this department took the ______ for the accident, although it was not really his fault.

Mr．Barret doesn’t think that all bad language should be allowed．In his opinion, there are _____ that should be kept up．

For the young, ______ should be showed to their parents, teachers and old people.

It even leaves the scientists in _______what they should call the newly born creature, which looks half-human and half-animal.

Being hard-working is of the highest __________ to becoming successful.