1 . Not until he took off the sunglasses did I __________ (辨认出) him.

2 . You’d better s______ your tasks and only do what you really need to get done each day.

3 . He was ________(牵涉，参与) in a murder and in time they would pick him up. (根据汉语提示单词拼写）

4 . He p__________________ a few things into a bag before going out for camping.

5 . Several students were i________(受伤) in the car accident.

6 . If your action i__________激励) others to dream more, learn more, do more and become more, you are a leader.

7 . Some advertisements c__________ of pictures or words of experts to show people how good the products are.

8 . Many scientists c__________ greatly to the development of society in the past.

9 . The rich man went abroad with the hope of getting new chances, while the poor man was i_________ to learn some skills of earning money.

10 . Jane Goodall helped people understand how much chimps_____________（行为表现）like humans.