__________ my opinion, your answer is wrong.
You need two years of teaching_______ to get this job.
I'm sorry I didn't phone you, but I've been very busy_______ the past few weeks.
- It was said that the lost plane had possibly landed on_______ island.- Do you believe_______ news?
I felt very tired when I got home, so I_______ straight to bed.
- I learned about elephants the day before yesterday. There are no bones in the back of their feet.-_______.