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当今完成时和当今完成进行时挑剔的都是畴昔驱动的、当今仍在进行的步履。这意味着两种时态都不错用 how  long 来复兴正在进行的作为，关联词，它们的存眷点略有不同：当今完成时：1、与延续性和非延续性动词一道使用2、存眷步履的效果3、挑剔最近完成的与当今筹商的步履或资历当今完成进行时1、仅与延续性动词一道使用2、强革新作的络续时分3、挑剔正在进行的临时步履或新习气一、秉承正确的谜底完成底下的句子1、_____your new car yet?a、Have you bought b、Have you been buying2、Our teacher _____more than a dozen exam papers up to now.a、has checked b、has been checking3、I _____to many counties so far.a、have travelled b、have been travelling4、I _____my key, I cannot find it.a、have lost have been losing5、It _____non-stop for more than an hour now.a、has rained b、has been raining6、Sara _____for you for a long time; where have you been?a、has been waiting b、has waited7、Brya _____Spanish for three years.a、has been learning b、has learned8、How long _____the piano? "Since I was 5."a、have you been playing b、have you played9、Mariamy _____ lost wallet.a、has found b、has been finding10、We _____you for ages.a、hasn't seen b、hasn't been seeing11、My dad  _____in the same company for more than twenty years.a、has been working b、has worked12、My patience _____to an end.a、has come b、has been coming13、How long _____TV, your eyes look so red.a、have you been watching b、have you watched14、I _____for over eight hours now. I am extremely tired.a、have driven b、have been driving15、The jury _____a verdict after three hours.a、has reached b、has been reaching二、谜底及融会1、Have you bought融会：yet 是当今完成时的信号词，因此这里选 Have you bought。2、has checked融会：强革新作照旧完成用当今完成时，因此这里选 has checked，八成从字面上相连，赤诚不行能同期在搜检当先12份的试卷。3、have travelled融会：同2M6米乐官网登录，八成说我不行能同期在许多国度在游玩。4、have lost融会：进行时包括当今完成进行时只可用延续性动词，而 lose 口舌延续性动词，因此这里选 have lost。5、has been raining融会：这里的关节字是 non-stop，既然是束缚的，那么用当今完成进行时更合理。6、has been waiting融会：强调络续的恭候作为，因此选 has been waiting 更合理。7、has been learning融会：for 固然是当今完成时和当今完成进行时的关节词，然则该句强调络续的学的作为，因此选 has been learning 更合理。8、have you been playing融会：How long 和 since 固然是两个时态的关节字，然则该句强调络续的弹的作为，因此选 have you been playing 更合理。9、has found融会：进行时包括当今完成进行时只可用延续性动词，而 find 口舌延续性动词，因此这里选 have found。10、haven't seen融会：当 see 暗示感官的看时，属于非延续性动词，因此这里选 haven't seen。11、has been working/has worked融会：当作为是 work 或 live 等时，用两个时态的道理是相同的，因此这里选 has been working 或 has worked.12、has come融会：当 come 暗示位于或处于一个罕见的情况时，口舌延续性动词，因此这里选 has come（come 的畴昔分词是原形）。13、have you been watching融会：从背面的时态 looks 不错看出，当问话的人问你的时刻你照旧处于 watch 的情状，因此秉承 have you been watching 更合理。14、have been driving融会：强调络续的驾驶酿成的疲劳，因此秉承 have been driving 更合理。15、has reached融会：当 reach 暗示达到某个忖度打算时，相当于一个非延续性动词，因此这里选 has reached. 本站仅提供存储业绩，扫数骨子均由用户发布，如发现存害或侵权骨子，请点击举报。