On no account to the teacher．

Some scientists think that it may take ______ years to make robots look like people, and do the same things as us.

Do you think I should get a good guidebook?– Yes, of course. __________ , you also need a good camera and comfortable shoes.

Wang Hui hopes ________ a scientist in the future.

Boys and girls, time is up, please check your name and ______ your papers.