What does the author mean by "better off" in Paragraph 3?A.richerB.wiserC.happierD.luckier
What does the author mean by "better off" in Paragraph 3?
A.richer
B.wiser
C.happier
D.luckier
What does the author mean by "better off" in Paragraph 3?
A.richer
B.wiser
C.happier
D.luckier
What does the author say people prefer for their children nowadays?
A.Personal freedom.
B.Things that are natural.
C.Urban surroundings.
D.Things that are purchased.
What does the author think about the genetic engineering of pine trees?
A.Time-consuming.
B.Worthwhile.
C.Significant.
D.Technically impossible.
What does the author really of the idea of having children?
A.It does more harm than good.
B.It contributes to overpopulation.
C.It is troublesome but rewarding.
D.It is a psychological catastrophe
What suggestion does the author make in order to grasp this opportunity?
A.Search for new energy sources.
B.Forbid motor transportation.
C.Accept a new life style.
D.Adopt a new form. of invention.