1 . Marx, Engels, Lenin, and Mao Zedong are all important historical f__________ who play key roles in the development of Communism. (根据首字母单词拼写)

2 . A lot of progress has been made towards medical t__________ for cancer, but there’s still a long way to go. (根据首字母单词拼写)

3 . When we climbed the final few meters, we felt a sense of a__________.（根据首字母单词拼写）

4 . The driver reminded the passengers to take their _____________ (行李) with themselves. （根据汉语提示单词拼写）

5 . Various t__________ have been adopted to improve the efficiency of the production. (根据首字母单词拼写)

6 . We didn’t travel much during the holiday, in part because of the tight b__________, but also because of the huge crowds. (根据首字母单词拼写)

7 . Please allow me to express my deepest __________(同情) to the family.(根据汉语提示单词拼写)

8 . These days there is a growing ________(趋势) for college students to have difficulties in finding jobs when they graduate. (根据汉语提示单词拼写)

9 . The purpose of the __________ (运动) is to raise the public’s awareness of the dangers of passive smoking. (根据汉语提示单词拼写)

10 . Despite facing numerous obstacles, her unwavering p______ (n.毅力) led her to achieve her dreams. (根据首字母单词拼写)