Present perfect with "ever", "never", "already", "yet": "Have you ever been to England?" and "Has he arrived yet?"Present perfect continuous:Form: It consists of "has/have/had been" (present perfect of "to be") and the present participle of the main verb (base +ing)...
你好, present perfect tense是现在完成时态, 句子里的动词要用过去分词形式.play做动词时, 过去式和过去分词都是加ed, 即played. 所以play在现在完成时的句子里要用have/has played
What is the present perfect tense of "did"? What is the present perfect tense of "live"? What is the past perfect tense of make? What is the present perfect tense of "play"? What is the past perfect tense of occur? What is the present perfect tense of "read"?
The present perfect tense现在完成时We use the present perfect tense to talk about things that happened我们使用现在完成时谈论发生在过去但在in the past but have a connetion to the present in some way.某种意义上与现在有联系的事情。在过去教材图片原文教材图片译文I've seen almost all of the ...
● We usethe Present Perfectwhen we talk about something that happened in a period of time up to the present. We usethe Past Simpleto talk about something that happened at a particular, finished time in the past. Compare: ● 表示某事发生在过去并持续到现在,用现在完成时;表示在过去的某个特...
■Making sentences with the present perfect progressive tense To build up your learning of the present perfect progressive tense, we are going to try to make out of the text as many sentences with present perfect progressive tense as possible. 1. Liu Fang has been living as an intern...
Use the present perfect form of the verbs in brackets and for or since.1 Paula's hungry. She2 Tom's hair is too long(not He eat)_sinc_, breakfast(not cut) it this morning.three years.3 It's terrible -5 I'm bored!my girlfriend1out(not phone) me命西yesterday.Saturday!=4 Mike ...
The perception perfect outcome in period \(t=1\) then consists of an action taken by A that is consistent with an equilibrium as perceived by A, and an action taken by B that is consistent with an equilibrium as perceived by B. In all later periods, the same is true, but given the...
Present Perfect Introduction The present perfect tense is a grammatical form that is used to express an action that started in the past and has a connection to the present. It is formed by using the auxiliary verb “have” or “has” followed by the past participle of the main verb. In ...
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