-Who’s that young man on the poster?-Justin Bieber, excellent singer.
—________do you spell computer?—C-O-M-P-U-T-E-R.
—Are these buses?—________________.
— This is my ruler. _________ the blue pens?— They are Helen’s.
I am not tidy, ________my brother is.
Please call Mike _________ 235-0285.