【题目】He _____himself_____ this cause for many years,and achieved what he had expected .

【题目】Last year he _____ $ 1,000 to cancer research to help develop the cure of the deadly disease.

【题目】Stonehenge is one of the world’s most famous prehistoric monuments _____ over 5,000 years ago.

【题目】We were chatting about the beautiful scenery in the harbour while I caught sight of a large whale jumping out of water in the distance.

【题目】As the final examinations ______ students begin to busy themselves with reviewing.

【题目】The _____ of the harmful chemicals on the world’s lakes and oceans has raised awareness of the public.

【题目】Don’t let failure _____ you, for you can never tell how close you may be to victory.

【题目】Rather than took the aeroplane all the way, they flew to Vancouver and then went across Canada from west to east by train.