After a relatively long period of reproductive rest, the "first" stage of a dog's menstrual cycle is the proestrus stage. Proestrus averages 9 to 11 days but can be as short as three days and as long as 21. Canine females have discharge and swelling in the vulva. Afemale dog will at...
Here’s the thing, and I won’t pull any punches: 10 to 12 hours is too long for a dog to be alone in a single stretch. I know, I know. It’s a very broad statement and there is always the argument that, “We’ve always done it this way and our dogs have always been fine!
Lawrence J. Goodrich, writer of The Christian Science Monitor
【解析】【答案】A【核心短语/词汇】be dead死了【翻译】他的狗去世多久了【解析】本题结合句意,这里dead形容词,翻译为“无生命的”,这里短语be dead翻译为“死了”故排除C,D,表达有误;且这里事情是发生在过去,且对现在造成影响,故这里时态用现在完成时,结构为have done。主语为his dog第三人称单数,故助...
The play Topdog/Underdog by Suzan Lori Parks is six scenes long; the play typically runs about two hours, depending on each specific production, with...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your ...
Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www.springernature.com/us). Scientific American maintains a strict policy of editorial independence in reporting developments in sci...
—___ lovely dog it is! How long have you kept it? —For about three months. A. What B. What a C. How D. How a 相关知识点: 试题来源: 解析 B 【详解】考查感叹句。句意为“多么可爱的小狗啊!你养了多久了?”“大约三个月。”感叹句的中心词为dog,可用“what+a/an+adj.+可数名...
“A medium-sized, flat-faced male like a bulldog is three times more likely to live a shorter life than a small-sized, long-faced female, like a miniature dachshund or an Italian greyhound,” said Kirsten McMillan, a data scientist at Dogs Trust, the U.K.’s largest dog charity, and...
This is why it is important to know how long a dog can go without food so that we know when to start worrying. But, before you decide not to get worried about your dog not eating, you need to consider a couple of things first.To make sure that you are ruling out some serious reas...
On the other hand, if the dog is barking out of distress, there is a bigger strain on the vocal cords, which can make the dog have a sore throat and later lose its voice. Reason for Barking The reason why the dog is barking will also determine how long it will bark. If a dog ba...