1 . The scientist’s a__________ (假定，假设）that the new compound would be stable at high temperatures was later proven incorrect. （根据中英文提示拼写单词）

2 . To b__________ (促进) her energy levels before the marathon, she drank a sports drink with electrolytes and caffeine. （根据中英文提示拼写单词）

3 . The astronauts’ space suits were designed to protect them from harmful solar radiation and e__________(暴露) during their mission in deep space. （根据中英文提示拼写单词）

4 . The panda is a well-known e__________ (濒危的) species, with only a few thousand left in the wild. （根据中英文提示拼写单词）

5 . Dim Sum is the name for a Chinese cuisine which involves a wide range of light dishes served ___________ (与……一起) Chinese tea. (根据汉语提示单词拼写)

6 . Two of the local chemical e________ have been ________ (处以罚款) because they released waste water into the nearby river, ignoring warning from the government. (根据首字母单词拼写)

7 . First aid is emergency care for a v___________ of sudden illness or injury until more skillful medical treatment is available. (根据首字母单词拼写)

8 . The Giant Tortoise Reserve on Santa Cruz is________ (家园) to several species of giant tortoise that are ________ (本土的) to the Galapagos Islands. （根据汉语提示单词拼写）

9 . 词性转换
1. breath n.呼吸的空气；呼吸→________________ adj.气喘吁吁的→________________ v.呼吸
2. mist n.薄雾；水汽→________________ adj.多雾的；模糊的
3. advertise v.做广告；登广告；宣传→________________ n. (informal ad) 广告；启事→________________ n.广告商
4. photograph n.照片 vt.给……照相→________________n.摄影师；拍照者→________________ n.摄影；摄影术
5. frost n. 霜；严寒天气；霜冻 vt. 使蒙上霜 vi. 结霜→________________adj. 结霜的；霜冻的

10 . He used to be so cross and b__________ that nobody could tolerate him, but the birth of his son changed his life and made him a better person. (根据首字母单词拼写)