are protected D. protected 相关知识点: 试题来源: 解析 [答案]C [解析][详解]句意:每年都有很多鸟类在自然公园受到保护。考查被动语态。分析句子可知,主语“A lot of birds”和谓语protect“保护”之间是被动关系,根据“every year”可知此处用一般现在时的被动语态“am/is/are done”,主语是复数,be动词用...
The tiger is protected by the government.(被动语态) A. is protecting B. protects C. is protected D. protected 相关知识点: 试题来源: 解析 C。本题考查被动语态的构成。A 选项是现在进行时;B 选项是主动语态一般现在时;D 选项缺少 be 动词。句子意思是老虎被政府保护,是被动语态,选 C。反馈 收藏 ...
A. is protected B. was protected C. should be protected D. has been protected 相关知识点: 试题来源: 解析 C。本题考查含有情态动词的被动语态。句意为“环境应该被每个人保护”。A 选项是一般现在时的被动语态;B 选项是一般过去时的被动语态;D 选项是现在完成时的被动语态。只有 C 选项符合含有情态动...
A. strong B. strongly C. weak D. weakly 相关知识点: 试题来源: 解析 B。本题考查副词的用法。“信息被强有力地保护着。”strongly 表示“强有力地”;strong 是形容词,不能修饰 protected;weak 和 weakly 分别表示“弱的”和“微弱地”,与句意不符。反馈 收藏 ...
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canon type connector canopen protocol canopy-protected canopy rangehood can see interface canson canteen canteenclose problem cantilever cantilever beam cantilever beamer cantilever brush hold cantilever load cantilever moment canto caribbean assoc cantondye canvas polishing whee can you hear the mess can yo...
System.AccessViolationException: Attempted to read or write protected memory TCHAR vs _TCHAR Teach me what is _T? That "File XXX not found in current source file's directory or in build system paths" The breakpoint failed to Bind The COM reference is invalid or unsupported. The correct ways...
在c++中public继承是is-a的关系。也就说适用于基类身上的一定也适用于派生类身上,因为每一个派生类对象也都是一个基类对象。派生类对象转换为基类对象在需要的时候是可以自动转化的。 其实,protected和private派生后的派生类不是基类的子类,因为此派生类不能做基类所能做的所有事情。我们看看下面的代码 ...
Reference counts control the lifetime of theCDeferredCommandclass. When calling theCDeferredCommand::Invokemember function, the calling application gets an interface pointer that is reference-counted, and theCCmdQueueobject also holds a reference count on the deferred command. Calling theIDeferredCommand...