三、现在完成时态中可以和表示一段时间状语(for,since,how long, all one’s life)连用的动词必须是表示延续的情况或动作的动词,即延续性动词。如:be,have,know,live,work,study,learn,teach,keep,speak,talk,draw,wait,wear,walk,sleep,drive,write,do,clean等。 I have been a teacher for nearly 20 yea...
1、现在完成时(The present perfect tense )的用法小结一、构成:助动词 have / has+ p.p (动词的过去分词)二、用法:现在完成时既涉及过去,又联系现在。用法一:表示过去发生或已经完成的某 一动作对现在造成的影响或结果。常与 just (刚刚),already (已经),never (从来没 有),ever (曾经),before (以前)...
现在完成时(The present perfect tense)的用法小结 一、构成:助动词have / has+p.p(动词的过去分词) 二、用法:现在完成时既涉及过去,又联系现在。用法一:表示过去发生或已经完成的某一动作对现在造成的影响或结果。常与just(刚刚),already(已经),never(从来没有),ever(曾经),before(以前),yet(仍然),once(一...
see-saw-seen give-gave-given drive-drove-driven take-took-taken mistake-mistook-mistaken draw-drew-drawn blow-blew-blown grow-grew-grown know-knew-known show-showed-shown throw-threw-thrown 4)在过去式上加-n: steal-stole-stolen break-broke�Cbroken choose-chose-chosen speak-spoke-spoken wake...
现在完成时(The present perfect tense)的用法小结 一、构成:助动词have / has+p.p(动词的过去分词) 二、用法:现在完成时既涉及过去,又联系现在。用法一:表示过去发生或已经完成的某一动作对现在造成的影响或结果。常与just(刚刚),already(已经),never(从来没有),ever(曾经),before(以前),yet(仍然),once(...
PresentPerfectTense现在完成时(用法二)PresentPerfectTense现在完成时(用法二现在完成时1.过去发生的动作对现在造成的影响或结果。和already,never,ever,just,before,yet等状语连用。2.过去已经开始,持续到现在的动作或状态,常与for或since引起的一段时间状语连用。谓语动词构成:have/has+v过去分词havebreakfastIhavejust...
There must first be an understanding of verb tense and its use to understand the present perfect tense. Generally speaking, a verb describes an action and is an essential component of every complete sentence. Examples: She ran up the driveway. (here, the verb is "to run") ...
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You (drive / not) a car for ages. He (watch / not) TV all afternoon, he only switched the telly on 10 minutes ago. Questions Fill in the correct form (Present Perfect Simple or Present Perfect Progressive). How much money (Jack / spend) in the casino? How long (she / sit)...
2-3. Don't drive a car when you don't have enough sleep. My textbook doesn't describe the difference. I'd appreciate it if you could help. present-perfect present-tense adverbial-phrases Share Improve this question Follow asked Nov 22, 2022 at 13:04 kuwabara 1,...