This is a very special flower and it can_____ a strong sweet perfume at night.[ ]

Do you have any idea why the engineer resigned?—No. In fact, everyone is ____about it.

I’ve got another job. I’m sure it’s a well-paid job this time.— It’s the third time you’ve changed your job， but it’s not always true that _________.

Susan keeps getting fat and is advised to get off the sofa and exercise.

Education _______ white settlers only in Australia in the past. The natives could not go to school.