present perfect

美 　英

• n.現(xiàn)在完成時
• 網(wǎng)絡(luò)現(xiàn)在完成式；現(xiàn)在完成時態(tài)；現(xiàn)在完成時態(tài)用法

英漢雙解

英漢解釋

na.	1. 【語】現(xiàn)在完成式(的);現(xiàn)在完成式的動詞

英英解釋

n.	1. the form of a verb that suggests that an action has been completed, formed in English by preceding the verb with "have" or "has" and usually ending the verb with "-ed," e.g. "have departed"

例句

a The present perfect simple is often used to talk about finished actions and events.

一般現(xiàn)在完成時經(jīng)常用于談?wù)?/c>已經(jīng)結(jié)束的行為和事件。

Another use of the present perfect is to talk about actions that have been repeated in a period up to the present.

現(xiàn)在完成時的另外一個用法是談?wù)?/c>行為其重復(fù)于某一時期直到現(xiàn)在。

Because their discovery took place in 1932 and is not ongoing, the correct verb tense is simple past, not present perfect.

因為他們的發(fā)現(xiàn)是在1932年舉行，而不是持續(xù)的，正確的動詞時態(tài)是一般過去，不是現(xiàn)在完成時。

The present perfect is also used for long actions and situations which started in the past and went on until very recently.

現(xiàn)在完成時也用于長久的行為和狀態(tài)其始于過去而持續(xù)到最近。

We also use the present perfect to talk about a series of repeated actions which have happened up to the present.

我們也使用現(xiàn)在完成時談?wù)?/c>一系列重復(fù)的行為，這些行為到現(xiàn)在還發(fā)生。

When we talk about past events which have no present importance, we do not use the present perfect.

談?wù)?/c>過去的事件其對現(xiàn)在不重要，不用現(xiàn)在完成時。

This is a one-month learning English difficult to understand a tense, present perfect, but are also familiar with the points slowly.

這一個月的英語學(xué)習(xí)了一種較難理解的時態(tài)，現(xiàn)在完成時，不過慢慢的也熟悉了點。

The 'present perfect progressive' is made with have been followed by an -ing form.

havebeen后面跟動詞-ing形式，構(gòu)成‘現(xiàn)在完成進行時’

We use the present perfect tense to talk about things that happened in the recent past , but are connected to the present.

我們用現(xiàn)在完成時聽來談?wù)?/c>在不久的過去所發(fā)生的但是與選擇相關(guān)的事情。

They were all concerning about the past tense and the present perfect.

那些練習(xí)題都是跟一般過去時和現(xiàn)在完成時有關(guān)的。

You'll be able to use the present perfect tense for checking up.

你可以用現(xiàn)在進行時態(tài)去檢查。

It is not easy to learn to use the present perfect tense correctly.

學(xué)習(xí)正確使用現(xiàn)在完成時不是容易的事。

Change these sentences into the Present Perfect Passive, putting the verbs into the correct forms.

用動詞的正確形式將下面的句子變成現(xiàn)在完成時的被動語態(tài)。

present perfect as opposed to past simple . past simple as opposed to past continuous and past perfect.

我們使用現(xiàn)在完成式去說明某事開始于過去并持續(xù)到現(xiàn)在。

we use the present perfect tense to talk about things that started in the past and continue to the present.

我們用想在完成時也可以描述過去發(fā)生的事對現(xiàn)在的影響。

A. Fill in the blanks with the present perfect continuous tense of the verbs in brackets.

試用括號里動詞的現(xiàn)在完成進行時態(tài)填充空格。

Present Perfect or present perfect continuous?

現(xiàn)在完成時和現(xiàn)在完成進行？現(xiàn)在完成時和現(xiàn)在完成進行？

We often use the present perfect to give news: it is especially common in reports, letters and conversations.

我們經(jīng)常用現(xiàn)在完成時態(tài)來說新聞：尤其常見于報道、信函、會話。

future, you use a present or present perfect tense in the conditional clause, and.

主句使用一般將來時，條件從句使用權(quán)一般現(xiàn)在時和現(xiàn)在完成時，可用。

Fill in the blanks with the present perfect tense of the verbs in brackets.

用括號里動詞的現(xiàn)在完成時態(tài)來填充空格。

recently " has the widest use , in positive and negative statements and questions , with the past tense and the present perfect tense" .

用法最廣，可用于肯定式陳述句、否定式陳述句及疑問句中，與過去時態(tài)和現(xiàn)在完成時態(tài)連用。

And will learn The simple past tense, The present perfect tense, The past perfect tense as well as The future tense.

這個學(xué)期，我們學(xué)到了過去時，現(xiàn)在完成時，過去完成時和將來時等。

Today we are going to revise the simple past tense and the present perfect tense.

出示表格和圖片，區(qū)分一般過去時和現(xiàn)在完成時。

When you ask about something that started in the past but continues to the present time, you use the Present Perfect tense, e. g.

當(dāng)你談?wù)?/c>從過去開始一直持續(xù)到現(xiàn)在的某件事時，用現(xiàn)在完成法時態(tài)。

B. Rewrite the following sentences, using the present perfect continuous tense of the verbs in brackets.

重寫以下的句子，并用括號里動詞的現(xiàn)在完成進行時態(tài)。

Rewrite following sentences using the Present Perfect Passive Voice.

用現(xiàn)在完成時的被動語態(tài)改寫下列句子。

for some time, you use the present perfect continuous.

現(xiàn)在完成時態(tài)用以強調(diào)最近發(fā)生的事件持續(xù)一段時間。

We also use the present perfect to talk about repeated actions in the past.

我們還使用此時態(tài)談?wù)?/c>過去重復(fù)的動作。

We use the present perfect tense to talk about things that started in the past and still have some connection with the present.

我們用現(xiàn)在完成時來談?wù)?/c>在過去開始并且仍與現(xiàn)在有聯(lián)系的事情。

Greeting students and say two sentences about Mid-autumn using the Present Perfect Tense.

設(shè)計意圖：根據(jù)中秋節(jié)這一主線，創(chuàng)設(shè)情境，引出現(xiàn)在完成時。

We use the present perfect tense to talk about something that happened at an indefinite time in the past.

我們使用現(xiàn)在完成時談?wù)?/c>發(fā)生在過去某個不確定的時間的事情。

the future perfect tense ? the past future perfect tense ? the present perfect continuous tense ? the past perfect continuous tense ?

將來完成時將來完成時？過去將來完成時過去將來完成時？現(xiàn)在完成進行時現(xiàn)在完成進行時？過去完成進行時過去完成進行時完成進行？

To grasp the usage of the present perfect tense .

掌握現(xiàn)在完成時態(tài)的用法。

A Many of the time phrases often used with the Present perfect are also used with the Past perfect.

現(xiàn)在完成時中常用的時間短語也經(jīng)常用在過去完成時當(dāng)中。

The present perfect is used to express an action that started in the past but still continues in the present.

現(xiàn)在完成時用來表達開始于過去但仍在現(xiàn)在持續(xù)的動作。

In this case, the past or present perfect tense should be used according to the grammatical rules of common English.

若按普通英語的動詞時態(tài)規(guī)則，就得用一般過去時或現(xiàn)在完成時。

Sometimes the past simple and the present perfect are confused .

有時一般過去時和現(xiàn)在完成時是混淆的。

Those exercises are concern about the past indefinite and the present perfect.

那些練習(xí)是考查一般過去時和現(xiàn)在完成時的。

This is the key to understanding the difference between the past simple and the present perfect .

這是一個了解一般過去時和現(xiàn)在完成時之間區(qū)別的關(guān)鍵。

If we say when a past event happened (for example, by using time-adverbs), we do not usually use the present perfect.

說過去發(fā)生的事件（例如：用過去時間狀語），我們通常不用現(xiàn)在完成時。