請問這句文法對嗎?我覺得怪怪的謝謝

John Doe nospam

2007-12-14 18:48:33 UTC

Post by 1975
The best way to judge if a carrot is ready to be harvested is by its color.

可以這樣子看:

The best way to judge if a carrot is ready to be harvest
is (to judge it) by its color.

Post by 1975
為何 is 後面直接接介系詞by

我比較好奇的是有規定不能這樣子用的文法嗎?

--
[1;36m┌─────[33m◆[37mＫＫＣＩＴＹ[33m◆[36m─────┐[m ◢[31;47m　[37;43m◤[m [1;33m動態歌詞 [1;37m讓你成為[1;35mＫ歌[1;37m之王![m
[1;36m│[31m bbs.kkcity.com.tw [36m│ [37m\[43m^_^[32m [37m/[;37;43m [m [1;36m[31m★ [36mhttp://www.kkbox.com.tw[31m ★[m
[1;36m└──[34m《[0;37mFrom:207.172.219.10 [1;34m》[36m──┘[m [33;43m　[1;32m [;33;40m◤[m [1m唱片公司授權，音樂盡情下載[m
--