一:before是什么意思,读音,词组近义词的意思
1. before是一个副词,意为“在……之前”,“先于”,“以前”。它也可以作为介词使用,表示“在……之前的时间或地点”。
2. 读音:英 [bɪˈfɔː(r)] 美 [bɪˈfɔːr]
3. 词组近义词:
(1) prior to:与before的意思相同,但更正式。:“Please arrive at the airport two hours prior to your flight.”
(2) in advance of:提前。:“She always likes to plan things well in advance of the deadline.”
(3) ahead of:在……之前。:“We arrived ahead of schedule.”
二:怎么读(音标)
英 [bɪˈfɔː(r)] 美 [bɪˈfɔːr]
三:用法
1. before作为副词时,通常放在动词之后或句子末尾。:“I have never seen this movie before.” “The party starts at 7pm, so please arrive before then.”
2. before作为介词时,通常放在名词或代词之后。:“We had a meeting before lunch.” “She left the house before dawn.”
四:例句1-5句且中英对照
1. I have never been to Paris before. 我以前从来没有去过巴黎。
2. Please finish your homework before dinner. 请在晚饭前完成你的作业。
3. The sun rises before 6am in the summer. 夏天太阳在6点之前就会升起。
4. I had never heard of this band before tonight. 我今晚之前从来没有听说过这个乐队。
5. He always puts his family's needs before his own. 他总是把家人的需求放在自己的需求之前。
五:同义词及用法
1. prior to:与before的意思相同,但更正式。:“Please arrive at the airport two hours prior to your flight.”
2. in advance of:提前。:“She always likes to plan things well in advance of the deadline.”
3. ahead of:在……之前。:“We arrived ahead of schedule.”
六:编辑总结
Before是一个常用的副词和介词,意为“在……之前”,“先于”,“以前”。它可以用来表示时间或顺序上的先后关系。除了作为副词和介词使用外,before也可以作为连词使用,连接两个句子,表示因果关系。:“He didn't study hard before the exam, so he failed.” 在写作中,我们可以使用一些近义词来替换before,如prior to、in advance of和ahead of等。但需要注意的是,这些近义词更正式一些,在口语中并不常用。因此,在日常交流中,我们仍然推荐使用before这个常用词。