1 . Scientists have made a major ______ in the treatment of cancer, bringing great hopes to those patients. (用适当的词填空)

2 . In the Long March of twenty-five thousand li, the Red broke through various difficulties and finally reached the revolutionary ________. (目的地) (根据汉语提示单词拼写)

3 . The d________ between the earth and the moon is about 384,000 kilometers. (根据首字母单词拼写)

4 . He has made a great ________ (成就) in the field of chemistry. (根据汉语提示单词拼写)

5 . To her great r____________, the beach was rapidly cleared of people, just before the huge waves crashed into the coast. (根据首字母单词拼写)

6 . In front of the whole audience, Chairman Xi made his promise that the government would try its best to solve the problem of ____________ (贫困) in China. (根据汉语提示单词拼写)

8 . As the classroom fell silent, the physics teacher gave an exact d________ of the experiment. (根据首字母单词拼写)

9 . Our school canteen offered a wide v_____________ of dishes to choose from, including soups, main courses, and desserts. (根据首字母单词拼写)

10 . The two young people are getting married, and their w_________ is to be held next month. (根据首字母单词拼写)