The dog ___ barking for nine hours by midnight. A. would have been B. would be C. will have been D. will be 相关知识点: 试题来源: 解析 A。by midnight 可以作为过去将来完成进行时的标志,所以选 would have been doing。B 选项 would be 是过去将来时;C 选项 will have been 是将来完成...
部分可转换为现在完成进行时,表示动作从过去一直持续到现在,并且有可能继续进行下去,为have being done形式,谓语动词使用延续性动词bark,时间状语改成for about two hours。故答案是:The dog has been barking for about two hours. I really hope it will stop soon....
has been barking. The present perfect continuous tense is used to describe an action that began in the past, has continued for some time, and is still happening at the time of speaking. In this case, the dog started barking more than three hours ago and is still barking. 1. Analyze ...
有什么不对吗? 由“What's wrong with it"可知,此处表示“狗已经叫了三个多小时” ,空格处意 为“狗吠”, 由首字母提示b可知, 是bark, 由“for more than three hours”可知, 句子时态是现在完成进 行时, 即have/has been doing, 因此空格处是 barking。 故填barking。
dogs can begin to excessively bark; some may bark for hours on end, completely unaware of what they are doing. Besidescanine cognitive dysfunction, which is similar to Alzheimer's disease,aging dogscan have vision impairments, deafness, or body aches and pains that can lead to barking....
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Older dogs bark for various reasons. Some of the reasons are apparent, but some are not. Your senior dog might be: barking randomly orfor no apparent reason barking more than usual barking in the middle of the night Extra barking can be caused by many different reasons. It can be both ...
After that boat ride, I felt sick as a dog for hours. (那次划船后,我晕船了好几个小时。) 4. Bark up the wrong tree: 意思是捕风捉影,错怪了人,或者试图寻找答案的方法错了。 例句: You're barking up the wrong...
Avoid admonishing your dog for barking.Only admonish it for disobeying the command to be quiet. But the second it obeys, praise warmly. Take your dog for regular walks and exercise.A main cause of dog barking is boredom, loneliness or nervousness, all of which emanate from being left alone...