Such __2__________can be very dangerous and require ____________ attention. Chemical burns can even affect your internal_____________ if the chemicals are swallowed. First aid should be given to chemical burns immediately. For example, wrap the burnt area ____________with a clean cloth if possible. lt is important to send the_____________ to the hospital right away if he or she is severely burnt.keys: 1.acid 2. incidents 3. urgent 4. organs 5.loosely 6.victimStep2: Complete the sentence according to the Chinese meanings and the initial letters.1．Every nerve (神經(jīng)) in her body was tense. 2．A thin layer (層) of dust covered everything. 3．She was the innocent victim (受害者) of an arson attack. 4．This jacket is too big, even with a sweater underneath (在……底下). 5．As he turns it over, he discovers that one end is loose (松的)．6．It is predicted that some organs (器官) can be cloned in the future.7．The artist combines different techniques (技術(shù)) in the same painting. 8．The windows were shining in the reflected rays (光線) of the setting sun.9．They suffer from health problems and fear the long term effects of radiation (輻射). 10．If you come to visit China, you will experience a culture of amazing depth and variety(多樣性)．Step 3: Match the words with its definition1.scream A.to give or to be a good reason for2.choke B.to make a loud high noise with your voice3.grab C.to suddenly fall down or become unconscious because you are ill or weak4.justify D.to be unable to breathe properly because something is in your throat5.collapse E.to take hold of someone or something with a sudden or violent movement