（十二）duplicate v.  replicate v.
(1)They have made such an extraordinary achievement impossible to ______.
(2) Please fill the form out in _______.
(3) Some animal cells can produce themselves by ________.

（十三）Sensation, sense, sensible, sensitive (Exercises)
(1)After the operation, the patient has no sensation in his legs.
Some people like to experience the strange sensation of weightlessness.
(2) The fog gave me the strange sensation that I was alone.
(3) Her marriage with an eighty-year-old man caused a great sensation.
Sense
(1)He has a good sense of humor/direction/rhythm/timing.
sense of occasion; (very serious or important)
(2) Be out of one’s senses; (unreasonable)
regain one’s senses; come to one’s senses;
(3)in its broadest/narrow sense;
(4) a sensible suggestion/ shoes; be sensible of sth.
Sensitive
(1)be sensitive to;
(2)He has a sensitive soul. / This is a sensitive issue.
(3)He is a sensitive musician/performance.
(4)light-sensitive photographic paper;

（十二）duplicate v.  replicate v.
(1)They have made such an extraordinary achievement impossible to ______.
(2) Please fill the form out in _______.
(3) Some animal cells can produce themselves by ________.

（十三）Sensation, sense, sensible, sensitive (Exercises)
(1)After the operation, the patient has no sensation in his legs.
Some people like to experience the strange sensation of weightlessness.
(2) The fog gave me the strange sensation that I was alone.
(3) Her marriage with an eighty-year-old man caused a great sensation.
Sense
(1)He has a good sense of humor/direction/rhythm/timing.
sense of occasion; (very serious or important)
(2) Be out of one’s senses; (unreasonable)
regain one’s senses; come to one’s senses;
(3)in its broadest/narrow sense;
(4) a sensible suggestion/ shoes; be sensible of sth.
Sensitive
(1)be sensitive to;
(2)He has a sensitive soul. / This is a sensitive issue.
(3)He is a sensitive musician/performance.
(4)light-sensitive photographic paper;