After describing the planned improvements, she went on _____ how much they would cost.
The teacher finally _______ his project to the school board for approval.
Looking for information on line today is very easy ; the _____________is how to tell whether the information you are getting is useful or not.
It’s reported that global warming is heating the planet twice as quickly as _____ feared.
The little boy, out of curiosity, _______ the toy to see how it worked, but couldn’t put it together.
These tax laws, which are intended for domestic companies, do not ________ to foreign companies.