Nick is never late for work.He always gets to the office________.A.on time B.in time C.at times
You'd better not read today's newspaper because there is _____in it.
You made many mistakes in your English exams. What will you ___them?
This kind of animals has nearly _____ because their homelands are gone.
Trees can prevent the wind _____ the earth away.
There is a paper factory _____ waste water into the river nearby.