e dropped ________ “s” in the word “acros”—Oh, ________ letter “s” should be doubled like this “across”

It is requested that each of the teachers inviteda performance at the party.

I think her dress was from the 1990s.—It ____________ be from that time. It looks so modern on her.

Hi, Lucy, have you seen the newspaper on the table? — Oh, yesI ____ it but I can’t remember where I put it

said that the engines of Flight MH370____while flying over the Indian Ocean,with all on board killed .