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犬患病毒性感冒时，兽医选用抗生素药物进行治疗，因为抗生素对病毒有特效。( )
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青霉素G钠水溶液容易失效，因此临床应现配现用。( )
左旋咪唑大剂量使用具有增强机体免疫力的作用。（）
Task 3What is cyberbullying?Cyberbullying is when a child or a teenager uses the Internet or mobile phones to threaten another child or teenager. Cyberbullying is only done by children or teenagers, not adults. The methods used are limited only by the child's imagination and access to technology. The children often change roles,going from victim to bully and back again.Children have killed each other and committed suicide after having been involved in cyberbullying. Parents are perhaps more worried about the language their kids use and do not realise how serious the situation is.Most of the time the police are not asked to help in the matter of cyberbullying. But if passwords are hacked or stolen, it can then be a police matter. Schools are very often asked to help and are often successful in working with parents to stop cyberbullying.Complete the answers to the questions. (in no more than 3 words)1.What is cyberbullying?Cyberbullying is when a child or teenager uses the Internet or mobile phones to ___1___ another child or teenager.2.Who can be involved in cyberbullying?Only _____2_____ can be involved in cyberbullying.3.What effect can cyberbullying have?Children have killed each other and ____3______ because of cyberbullying.4.When can the police become involved?The police become involved when passwords are ____4_____.5.Who can help stop cyberbullying?____5_____ can help stop it.
DDZ-Ⅲ型控制器输出电路功能是：
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