题目) 19. COVID-19(新型冠状病毒肺炎) is spreading(传播) fastin our country. Tens of thousands of peoplehave been infected (感染). We should __ to prevent ourselves from getting infected.① wear a mask (口罩)when going out② often wash our hands③ play with friends outside④ go to a...
Recently, a new virus (病毒) called COVID-19 is spreading (传播) fast in the world. It’s very small—so small that we can’t see it. A lot of people in the world get sick. People usually show symptoms (症状) such as (例如) runny nose, cough, breathlessness (呼吸困难) and feve...
A virus(病毒) called COVID-19 is spreading(传播) fast how. Lots of people in the world get sick. People usually show symptoms(症状), such as(例如) runny nose, cough, breathlessness(呼吸困难) and fever. There are some things we can do to protect(保护) ourselves, family and friends:...
B A virus(病毒) called COVID-19 is spreading(传播) fast now. Lots of people in the world get sick. People usually show symptoms(症状), such as(例如) runny nose, cough, breathlessness(呼吸困难) and fever.There are some things we can do to protect(保护) ourselves, family and friends:...
【题目】A new virus(病毒) called COVID-19 is spreading(传播) fast now, Lots of people in theworld get sick. People usually show symptoms(症状) such as(例如) runny nose,cough,breathlessness(呼吸困难) and fever.There are some things we can do to protect ourselves, family and friends:Often...
1(五)A new virus(病毒) called COVID-19 isspreading(传播) fast now. Lots of people in theworld get sick. People usually show symptoms(症状) such as(例如) a runny nose, cough, fever andbreathlessness(呼吸困难).There are some things we can do to protectourselves, family and friends:Often...
COVID-19 is still spreading around the world.To fight the disease,scientists have developed different vaccines (疫苗) .By now,many people have gotten COVID-19 vaccines. (1) C Vaccines help teach the immune system (免疫系统) about what challenges might look like.They prepare the body to fig...
-- The BA.2 variant is spreading fast in the United States, with infections nearly doubling every week, according to CDC data. -- BA.2's prevalence is the highest in the Northeast of the country. In the region spanning New York and New Jersey, the CDC estimated 39 percent of circulatin...
In June 2020, he warned Covid was"spreading too fastto lift lockdown in England" before an effective test and trace regime was put in place. This summer, he revealed that a couple of months after making that comment, he had "seriously considered resigning from SAGE",...
-- The BA.2 variant is spreading fast in the United States, with infections nearly doubling every week, according to CDC data. -- BA.2's prevalence is the highest in the Northeast of the country. In the region spanning New York and New Jersey, the CDC estimated 39 percent of circulatin...