It made the public heartbroken _____it was officially announced _____the Malaysia Airlines Flight MH370 crashed, killing all the 239 people on board.
Contemporary English is quite different from Old English. There has never been a year ______ the language was not changing.
This is the most important assignment facing American journalism — to make _____ clear to the reader the problems of the day.
He was so absorbed in his work that not a sound ______.
The singing group was so well received that the size of audience, ___ we had expected, was well over one hundred.
Mr. Zhang said that he would be punctual for the appointment, _______ he were late?