I’m sorry not to have replied to your letter earlier, ______, I must say , I apologize.
According to my father, movies, such as the one you talked about yesterday, _____ not worth seeing.
The president spoke at the business meeting for nearly an hour without ______ his notes.
E-mail, as well as the telephone, ___________ an important part in daily communication.
-- “____either you or he to go there?” --“_____is.”
Can you imagine what difficulty people had this year ________ against the severe natural disasters?