The present day American obsession with child-rearing has______.
A. brought about ineffectual action
B. brought into being pointless discussions
C. had far-reaching results
D. produced endless theories
查看答案
To the author's granddaughter the word"ripping"______.
A. seems strange and old-fashioned
B. has a clearer meaning than it does for the author
C. is unacceptable because it is slang
D. means much the same as" smashing"
It can be inferred from the passage that______.
A. people in the past did nothing to stop the pain during the operation
B. drunken people didn't feel pain at all
C. patients who breathed ether almost died
D. before the discovery of modern anesthetics, doctors also tried hard to reduce the pain
When a person is given the third type of anesthetic, ______.
A. he will completely lose consciousness
B. he will remain still for a longer time
C. all parts of the body below the point of inject will cease to feel
D. all parts of the body will not feel anything
"Unyoked" in the first paragraph is closest in meaning to______.
A. sent out
B. released
C. dispatched
D. removed
微信支付 
支付宝支付