1. after, in
這兩個(gè)介詞都可以表示“……(時(shí)間)以后”的意思?
after 以過(guò)去為起點(diǎn),表示過(guò)去一段時(shí)間之后,常用于過(guò)去時(shí)態(tài)的句子中?如:She went after three days。 她是三天以后走的?
in 以現(xiàn)在為起點(diǎn),表將來(lái)一段時(shí)間以后,常用于將來(lái)時(shí)態(tài)的句子中?如:She will go in three days。 她三天以后要走?
2. how long, how often, how soon
how long指多長(zhǎng)時(shí)間,主要用來(lái)對(duì)一段時(shí)間(如three days, four weeks 等)提問(wèn)?如:How long ago was it? 這是多久前的事了?
how often指每隔多久,主要用來(lái)對(duì)頻率副詞或狀語(yǔ)(如once a week等)提問(wèn)?如:—How often does he come here? —Once a month。 他(每隔)多久來(lái)一次?每月一次?
how soon指再過(guò)多久,主要用來(lái)對(duì)表示將來(lái)的一段時(shí)間(in an hour, in two weeks 等)提問(wèn)?如:How soon can you come? 你多快能趕來(lái)?
這兩個(gè)介詞都可以表示“……(時(shí)間)以后”的意思?
after 以過(guò)去為起點(diǎn),表示過(guò)去一段時(shí)間之后,常用于過(guò)去時(shí)態(tài)的句子中?如:She went after three days。 她是三天以后走的?
in 以現(xiàn)在為起點(diǎn),表將來(lái)一段時(shí)間以后,常用于將來(lái)時(shí)態(tài)的句子中?如:She will go in three days。 她三天以后要走?
2. how long, how often, how soon
how long指多長(zhǎng)時(shí)間,主要用來(lái)對(duì)一段時(shí)間(如three days, four weeks 等)提問(wèn)?如:How long ago was it? 這是多久前的事了?
how often指每隔多久,主要用來(lái)對(duì)頻率副詞或狀語(yǔ)(如once a week等)提問(wèn)?如:—How often does he come here? —Once a month。 他(每隔)多久來(lái)一次?每月一次?
how soon指再過(guò)多久,主要用來(lái)對(duì)表示將來(lái)的一段時(shí)間(in an hour, in two weeks 等)提問(wèn)?如:How soon can you come? 你多快能趕來(lái)?