Which of the following statement is true？
A. Designing babies may cause ethical concerns.
B. Designing babies is purely scientific and will not cause ethical problems.
C. The prospect of designing babies has already led to strong criticism from various communities.
D. People are concerned about the possible harm done to science by designing babies.
查看答案
Discarding plate fragments is necessary for people's health.
A. Right
B. Wrong
C. Not mentioned
"Which of the following best expresses Jeremy Rifkin's attitude toward designing
A. Strongly supportive.
B. Cautiously welcome.
C. Uncommitted.
D. Critical.
There would.be many more organ donors if__________
A. laws are designed to encourage organ recycling.
B. people cannot legally prevent a family member from donating his organ.
C. doctors are more willing to ask for donations.
D. transplant surgery is more successful.
A．overB．aboutC．onD．out
A. over
B. about
C. on
D. out
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