—Have you completed the project?—I'm sorry to tell you we __________ it when we found it cost too much.
It is reported that 40 percent of the land in Brazil________covered with trees.
The soldiers put up a strong________in order to protect their country.
Last year the number of the students who graduated with a driving license reached 200,000, a(n)________ of 40,000 per year.
Only after they had discussed the matter for several hours ________ a decision.
I don't think ________ possible to master a foreign language without much memory work.