- Professor Wang , _______ for his informative lectures, was warmly received by his students.
- ________evidence that language acquiring ability must be stimulated.
- The professor could hardly find sufficient grounds _____his arguments in favor of the new theory.
- My train arrive in New York at eight o'clock tonight. The plane I would like to take from there ______by then.
- Many workers were organized to clear away remained of the World Trade Center.
- The organization broke no rules, but ______had it acted responsibly.
- A survey was carried out on the death rate of those who were infected by SARS, ________were surprising.
- In recent years much more emphasis has been put______ developing the students productive skills.
- _____ of water makes Death Valley a desert, but it is by no means devoid.
- There are some police cars in front. What do you suppose _____?
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