how long和how often的區(qū)別
2022-01-26 14:01:58文/丁雪竹含義不同、用法不同。how long意為“多長(zhǎng)時(shí)間”,主要用來(lái)對(duì)for加一段時(shí)間和長(zhǎng)度提問(wèn);how often意為“每隔多久”,主要用來(lái)對(duì)頻率副詞或者狀語(yǔ)提問(wèn)。

long
Long,英語(yǔ)單詞,主要作為形容詞、副詞、名詞、動(dòng)詞,作形容詞時(shí)意為“長(zhǎng)的;長(zhǎng)時(shí)間的;遠(yuǎn)的;長(zhǎng)音的;(人)高的;持續(xù)的;冗長(zhǎng)的;記得牢的;較大量的;遠(yuǎn)期(獲利)的”,作副詞時(shí)意為“長(zhǎng)期地;(某事之前或之后)很久地;(時(shí)間名詞后)整個(gè)時(shí)間;遠(yuǎn)地”,作名詞時(shí)意為“長(zhǎng)時(shí)間;長(zhǎng)音;遠(yuǎn)期證券;(服裝的)長(zhǎng)尺寸;長(zhǎng)褲,(美、英、愛(ài))?。ㄈ嗣?,作動(dòng)詞時(shí)意為“渴望,盼望”。
often
(1)表示“經(jīng)?!保ǔ7旁谛袨閯?dòng)詞之前,特殊動(dòng)詞(助動(dòng)詞、情態(tài)動(dòng)詞以及動(dòng)詞be)之后。如:
He was often late for class.他上課經(jīng)常遲到。
We often go skating together.我們常常一道去溜冰。
You must often come to see us.你要常來(lái)看我們。
(2)如果句子較短或?yàn)榱藦?qiáng)調(diào),often可以放在句末。如:
You won’t see her often.你不會(huì)常??吹剿?。
如果句子較長(zhǎng)或?yàn)榱藦?qiáng)調(diào),often也可以放句首。如:
Often I miss breakfast and have an early lunch instead.我常常不吃早餐,而吃一頓早午餐。
有時(shí)位于句首或句末是因?yàn)楸旧韼в行揎椪Z(yǔ)(如quite, very, so等)。如:
Quite often the phone rings when I’m in the bath.電話經(jīng)常在我洗澡時(shí)響。
When I was young, I used to play tennis very often.我年輕時(shí)經(jīng)常打網(wǎng)球。
(3)有時(shí)often不是用于說(shuō)明句子中的動(dòng)詞,而是用于說(shuō)明整個(gè)句子的,此時(shí)也通用于句首。如:
Often, in the evening, we’d hear the sirens.常常我們會(huì)在傍晚聽到警報(bào)聲。
Often, when he should have been doing something useful, he wasted his time drawing little pictures.常常當(dāng)他應(yīng)當(dāng)干些正經(jīng)事時(shí),他卻浪費(fèi)時(shí)間畫小畫。
(4)often置于句首時(shí),有時(shí)其后可接倒裝語(yǔ)序(但這并不是必需的)。
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