① in front是副詞短語,意為“在前面”,用作狀語,和go,run,walk等連用。
He walked in front. 他走在前面。
Who ran in front in the match?比賽中誰跑在前面?
② in front of+名詞/代詞是介詞短語,表示“在……前面”,指在某一范圍外的前面,往往要有一個對照物,反義詞是behind。
There is a tall tree in front of the classroom. 教室前面有一棵大樹。
She ran in front of me. 她跑在我的前面。
提示
before也可表示“在……的前面”,有時可同in front of換用。
She sat in front of me. 她坐在我前面。
③ in/at the front of+名詞/代詞是介詞短語,表示“在……的前部,在……的最突出部位”,指在某一范圍內(nèi)的前部,反義詞是at the back of。
The driver sat in the front of the bus. 司機坐在汽車的前部。
There is a picture in the front of the book. 書前面有一幅畫。(書內(nèi))
比較
The teacher is standing in front of the classroom. 老師站在教室前面。(教室的外面,門口)
The teacher is standing in the front of the classroom. 老師站在教室前面。(教室內(nèi)的前面,講臺上)
④ at the front of表示“在……的前端,在……的前面近處”。
There is a pond at the front of the house. 房屋前面附近有一個池塘。