There are many kinds of birds in Australia,and over 140 species of snakes,many of ____are extremely dangerous.

there are quite a few differences in the education system, in many countries education is ____.

It was announced that only when the terrible diseasewas under control _____ to return to their homes.

My father is a good driver. He has a pretty good of direction.

Your sister _________ a lot during these years.—Yes. She _________ three years ago.