2 . During ________ (科学的) experiments, she explains exactly what is happening and as a result my work is improving. (根据汉语提示单词拼写)

3 . His boss first put him as an assistant to an ________ (experience) journalist and later told him to cover a story and submit the article himself. (所给词的适当形式填空)

4 . Life is filled with joy and sadness, but we should be positive and ________ (乐观). (根据汉语提示单词拼写)

5 . He is such a c_________ (好奇) boy, always asking questions. (根据中英文提示单词拼写)

6 . I was ________(disappoint) that we played so well yet still lost. （所给词的适当形式填空）

7 . Our plans need to be more ______ (灵活的) enough to meet the needs of everyone.(根据汉语提示单词拼写)

8 . If you feel___________ (stress) by responsibilities at work, you should take a step back and identify those of greater and less importance. (所给词的适当形式填空)

9 . My cousin gave me a______ (determine) look—the kind that said she would not change her mind.(所给词的适当形式填空)

10 . 很多孩子太沉迷于电脑游戏，以至于他们对学习失去了兴趣。
Many children are__________ __________ __________computer games__________they lose their interest in study.