（7）動詞 can see／can hear的否定形式，有時表示缺乏或喪失視力或聽力的概念，即表達“盲”（blindness）或“聾”（deafness）的意思，也可以用相應的形容詞blind，deaf來表示，例如：

50）a．The old woman can（still） see very well．

b．The old woman is（still） able to see very well．

c．The old woman（still） has very good eyesight．

（這位老婦人視力依然很好。）

51）a．The old man can't see at all．

b．The old man is unable to see at all．

c．The old man is blind．

（這個老人啥也看不見了。）

52）a．The man can't see very well．

b．The man is unable to see very well．

c．The man has very poor eyesight．

d．The man is almost／nearly blind．

（這個人視力很差／幾乎瞎的一樣。）

53）a．He is going blind．

b．He is losing his eyesight．

（他雙眼快要瞎了。）

54）a．He can no longer see．

b．He is no longer able to see．

c．He has gone blind．

d．He has lost his eyesight．

（他再也看不見了。／他雙目失明了。）

55）a．He is blind in one eye．

b．He is partially blind in his left／right eye．

（他一隻眼／左眼／右眼失明。）

56）a．He can't hear at all／a thing．

b．He is unable to hear at all／a thing．

c．He is totally deaf．

（他完全聾了。／什麼也聽不見。）

57）a．She can't hear very well．

b．She is hard of hearing．

c．Her hearing isn't very well．

d．She is almost／nearly deaf．

（她聽力極差。／她幾乎什麼也聽不見。）

58）a．He is rather deaf．

b．He has poor hearing．

c．His hearing is poor．

（他聽力極差。）

59）a．She is becoming deaf．

b．Her hearing is getting worse．

（她越來越聾。／她快聽不見了。）

60）a．She has become deaf．

b．She has lost her hearing．

（她變聾了。／她喪失了聽力。）

61）a．He is deaf of／in one ear．

b．He is partially deaf in his left／right ear．

（他一隻耳朵／左耳／右耳聾。）

（8）動詞see的使役性概念，即“使看見”的意思，可以用 make／let sb．see表示，也可以用 show表示，例如：

62）a．She let her husband see the letter．

b．She showed the letter to her husband．

c．She showed her husband the letter．

（她讓她丈夫看這封信。）

63）a．He made me see my mistake．

b．He showed me my mistake．

（他讓我看到我的錯誤。）

表示“使看不見”的概念，可以用hide，prevent表達，例如：

64）a．She prevented her husband（from）seeing the letter．

b．She hid the letter from her husband．

c．She put／kept the letter out of her husband's sight．

（她不讓她丈夫看到這封信）。