this voyage marked an important __________ in the history of exploration.

all living creatures are thought to __________ from an organism that came into being three billion years ago.

taking these drugs could seriously __________ your health.

his painting style was seen as _______ and anachronistiC.

a number of measures were taken to ______ the problem.

we could not prove he was concerned ______ the crime, so we had to release him.

this evidence supports their contention that the _____ of violence was prearrangeD.

several countries have expressed their strong ______ of the law.

we should not ________ the possibility of negotiation.

she’s your own flesh and _______ – how can you treat her like that?

elderly people are not always __________ to change.