—Do you know why Jane was so angry?—Her roommate gave in to ________ and opened the letter addressed to her.
Education should not be restricted to any ________ age group.
The young surgeon________his first operation successfully.
Lucy has________all of the goals she set for herself in high school and is ready for new challenges at university.
You are not stupid________you are slow in study.You shouldn’t give up your studies.
________ is now no ________ that global warming is a security threat to us all.