83. Our cousin who is attending college in New York phones us every Sunday at six, _________ as clockwork.
According to a new study by a British’s university, learning ________ second language can lead to ________ increase in your brain power.
She spent four weeks which she could afford _______ around the country, promoting her new album.
It is said that people are________ likely to tell lies over the phone as they are in emails.
His suggestion made me angry, but _______.
Generally speaking, my grandmother is nice and kind, but she _______ be very stubborn at times.