Language Point 9
People tend to live longer in most places. (Para. 4)
Meaning: People are likely to live longer in most places.
tend: v. be likely
Please notice that the verb "tend" is often followed by an infinitive verb.
She tends to lose her temper if you disagree with her.
你要是不同意她的意見,她可能會發火。
Prices tend to rise at this time of year.
每年這個時候物價往往會上漲。
He tends to get quarrelsome when he is drunk.
他喝醉后就容易與人爭吵。