Question

2. However,many scientists who specialize in aging are doubtful about it and say the human body is just not designed to last past 120 years.

[句子分析]        

[譯文]        

Answer 1

2. [分析]此句的主語為many scientists ,里面包含了一個由who 引導的定語從句。主句有兩個謂語，BP are doubtful和say,say后面又包含了一個賓語從句。

[譯文]然而，許多專門研究人類壽命的專家對此表示懷疑并表示，人類壽命不會超過120歲。