---Do you have any good suggestions for our company? ---In my opinion, you should _________ the cost and increase the output.

Who ________ a theory about black holes?

Problems _____ because they were lack of communication.

We have got accustomed__________ in an air—conditioned room, so we can’t stand the terrible heat outside.

When the little child caught sight of the young woman _____ in white he started brawling immediately.