. It is said that in Australia there ismore land than the government knows _______.

Please tell me how the accident _________ . I am still in the dark.

All we have is 24 precious hours a day and thereforewe shall waste ______

Weshould consider the students’ request _____the school libraryprovide more books on popular science.

You can’t camp________you like these daysMany natural areas are now under protection