— Sir, I’m here. — Please listen. I _____asking your parents to come to our school, but I’d like to hear your opinion first. [ ]

________ is fun. I like ________.

__ the housing price, severalmeasures have been adopted in the last two years.

The old man lives at home but he never feels _________.

I wrote a letter to John for his help during my high school years，without which I ________ the college entrance exam.