2 . 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)

3 . Smith, my new neighbour, looks serious, but ___________ (actual) he is very kind. (所给词的适当形式填空)

4 . No, I’m not a student. I’m a doctor, ______ (实际上). (根据汉语提示单词拼写)

5 . ________ (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)

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

7 . 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

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

10 . _________(actual), a number of people own cars in our hometown.(所给词的适当形式填空)