Vaccine is a drug that aims to cure a disease. Vaccines are closely related to dangerous diseases. Â However, for now, a vaccine for the coronavirus is still in the trial phase and cannot yet be mass produced and distributed.
11. Suspect
Suspect is a person who is concerned about being infected with the coronavirus. The first thing to check is your travel history. Â A person can be considered suspect COVID-19 if he has visited a country or city that has been widely infected with the virus. Â In addition, if the symptoms of the disease being experienced are similar to the symptoms of COVID-19, then a person can be considered a suspect.
12. Lockdown
Italy is one of the countries that is currently on lockdown. Â The meaning of lockdown itself is the closure of access to a country or place, including public facilities. Â This is expected to be able to prevent the coronavirus from spreading more widely.
13. Contact Tracing
As the name implies, contact tracing carries out investigations to determine the process of transmitting coronavirus to a person's body. Â The action taken is in the form of tracking the source of transmission of the virus and with whom the person has made direct contact.
14. Self-quarantine
Similar to the notion of social distancing, self-quarantine is a recommendation to carry out all activities from home. Â If you travel frequently, it is feared that COVID-19 will spread quickly, so people prefer to stay at home.
Mastering vocabulary is not just knowing the meaning of words separate and detached, but must understand the meaning of the word if it already exists in a sentence or a wider context. Â Even capable apply the words in the sentence precisely or orally or written.
Thus it can be concluded that vocabulary mastery there are two, namely receptive (passive) and productive / expressive (active). Mastery of receptive vocabulary is used for communication that is receive like listening and reading. Â Productive vocabulary mastery used for communication that is issuing or convey ideas to others such as speaking and writing.
 Mastering a language means being able to understand vocabulary, understand the spelling well, understand the meaning of the vocabulary, and use it in sentences.  In interpreting words, someone must pay attention to the meaning expressed and implied.