---What do you think of the project put forward by the Blacks? --- Considering its real _______, it will be well worth putting into practice, I suppose.

It is well known that Madam Curie won two Nobel Prizes for her scientific ______.

The children have been playing with my hat they've knocked it out of ______. 

The farmers suffered a heavy ________because of the terrible storm.

Not having a good ________ of English can be a serious barrier to achieving your goals.