bycar bybike 介詞by+交通工具，by是介詞。take是動詞，它的過去式是took

sit 的過去式：sat

過去分詞：sat或 sitten

現在分詞：sitting

片語短語

sit down 坐下；紮營

sit on 開庭審理；成為…的一員；旁聽；列席

sit in 列席，旁聽；參加；代理

sit at 坐在…旁邊

sit back 休息；不採取行動

sitting pretty 處於極有利的位置；過著舒服的生活

sit tight 穩坐不動；堅持主張；靜待事態的發展

sit by 坐視不管，無動於衷

sit around 無所事事

sit still 安靜地坐著

sit up 熬夜；端坐

sit with 臨時替人照看

sit for 參加，坐著

sit quietly 靜靜地坐著

sit under 聽…講授；聽…說教

sit out 坐在戶外；袖手旁觀；耐著性子看完或聽完

sit through v. 一直挺到結束；耐著性子看完

sit over 坐過去一點；[橋]坐在…的上手

sit down on 反對

sit in on 列席；旁聽

例句：

1、He sat alone in his room after the battle, mourning over the loss of his best friend.

這場戰役打完後，他獨自坐在屋裡，哀悼好友的犧牲。

2、I sat down beside him and rested my head on his shoulder.

我在他身邊坐了下來把頭靠在他的肩膀上。

3、My manager at the time sat down with me and instilled in me the importance of really understanding your customers.

我當時的經理坐下來和我娓娓而談，向我灌輸這樣的觀念：真正地瞭解顧客，這是最重要的。

乘坐交通工具的表達方法如下：

1. take a bus/train 

過去式：took a bus / train

=went to +地點名詞 by bus/train

2. fly to +地點名詞

過去式: flew to +地點名詞

=went to +地點名詞 +by plane

3. drive to do (如：work)

    開車去上班

過去式：=drove to work

=went to work by car

4. ride to +地點名詞

過去式：rode to +地點名詞

=went to+地點名詞+by bike