There is ______ “b” and _______“s” in the word “bookcase”.
— Did you watch the basketball match yesterday? — Yes, I did. You know, my brother __________ in the match.
— Look, the man looks like Mr Green. — It _________ be him, for he _________ to America.
— Have you finished your homework __________? — Yes, I’ve __________ finished it.
The terrible earthquake hit Japan __________ the afternoon _________ March 11th.
________ accident happened on the busy street because ________ driver drank too much.