99 throughout the passage,the author is _____in his attitude toward the computerA:favourab
99 throughout the passage,the author is _____in his attitude toward the computer
A:favourable
B:critical
C: vague
D: hesitant
99 throughout the passage,the author is _____in his attitude toward the computer
A:favourable
B:critical
C: vague
D: hesitant
A、Exchange.
B、Insert.
C、Delete
D、Cure.
A、It is a sort of immune system.
B、It can be used to generate new genes.
C、It can be used to edit genes by deleting specific stretches of DNA.
D、It will help to remove all barriers in cross-species organ transplants.
A、Global Warming
B、Sour Times
C、Carbon Dioxide
D、Ocean Acidity
A、There is a decreasing number of volunteer donors.
B、It's hard to gain the consent of grieving relatives of the dead.
C、The rate of fatal road accidents is reducing.
D、The number of healthy organs is decreasing.
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