________ in 1936, Harvard is one of the most famous universities in the United States.

__________ the directions exactly, you will never get confused.

______ the sound on the step, the boy rushed out to see if his mother had come back.

Elizabeth Taylor, the Hollywood legend died at Cedars-Sinai Hospital _______ by her four children after being taken to hospital six weeks ago with heart failure.

Under the environment of fierce competition, the only way John could imagine _______ stress was to get tougher by making greater efforts.