1 . A______ (实际上), the film you see on the screen is the product of a huge amount of hard work. (根据中英文提示单词拼写)

2 . 事实上，每天15分钟的运动就能对我们身体产生很大影响。(actually；make a difference) (汉译英)

3 . Several years ago, I had a manager who________changed his mind about what he wanted.

A．strangely

B．constantly

C．actually

D．eventually

5 . For centuries, this tool has been passed down with its design and purpose __________ (事实上) unchanged. (根据汉语提示单词拼写)

6 . ________ (事实上), I’m outgoing and like to have a chat with people from different cultures. (根据汉语提示单词拼写)

7 . I’ll be a bit late home,_________.(事实上)(根据汉语提示单词拼写)

8 . Studies show that people are more _____ to suffer from back problems if they always sit before computer screens for long hours.

A．positive

B．possible

C．likely

D．actually

9 . Dolphins look like smiling at you, but ________(actual) they’re just opening mouths. (所给词的适当形式填空)