Did Peter fix the computer himself?—He _______,because he doesn’t know much about computers

Simon, how old is your grandpa this year—______. And we are planning a special birthday party for his ______ birthday this Sunday.

I won’t have anything like that _____ in my class [ ]

It doesn’t matter where the students associations get their money from ;what ____ is what they do with it .

Miss Liu, when did you come here—In 2015. I here for two years.