Chọn một đáp án trong số A, B, C hoặc D điền vào mỗi chỗ trống để hoàn thành đoạn văn sau.

Coronavirus disease 2019 (COVID-19), which causes serious (36)............ illness such as pneumonia and lung failure, was first reported in Wuhan, the capital of Hubei, China. The etiological agent of COVID-19 has been confirmed as a novel coronavirus, now known as severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), (37) ................ is most likely originated from zoonotic coronaviruses, (38).............. SARS-CoV, which emerged in 2002. Within a few months of the first report, SARS-CoV-2 had spread across China and worldwide, reaching a pandemic level. As COVID-19 has (39).............. enormous human casualties and serious economic loss posing global threat, an understanding of the ongoing situation and the development of strategies to contain the virus's spread are urgently needed. Currently, various diagnostic kits to test for COVID-19 are available and several repurposing therapeutics for COVID-19 have shown to be clinically effective.(40) ......... , global institutions and companies have begun to develop vaccines for the prevention of COVID-19. Here, we review the current status of epidemiology, diagnosis, treatment, and vaccine development for COVID-19.

Question 1. A. respiratory B. epidemic C. isolated D. infectious

Question 2. A. where B. which C. that D. whose

Question 3. A. like B. the C. with D. as

Question 4. A. spread B. made C. cause D. triggered

Question 5. A. Therefore B. However C .In addition D. Since

COVID-19 is an infectious respiratory illness caused by a newly discovered coronavirus called SARS-CoV-2. CO'stands (26).....corona, Vl'for virus, and 'D'for disease.

Many COVID-19 symptoms are similar to those of the flu, the common cold and other conditions, so a test is required to confirm if someone has COVID-19. Symptoms may (27)....2 to 14 days after exposure to the virus and can range from very mild to severe illness. Some people (28)...... have been infected don't have any symptoms.The most common symptoms are fever, cough, and tiredness. Other symptoms can include shortness of breath, chest pain or pressure, muscle or body aches, headache, (29)....of taste or smell, confusion, sore throat, congestion or runny nose, diarrhea,  nausea and vomiting, abdominal pain, and skin rashes. In addition to these symptoms,  infants may have difficulty feeding

Children of any(30)...can become ill with COVID-19. While children illness than adults. and adults experience similar symptoms, children generally have less serious illness than adults.
26. A. with     B. for            C. on       D. into
27. A. grow    B. observe   C. look     D. appear
28. A. who     B. which      C. whom   D. where
29. A. death   B. pain        C. loss      D. danger
30. A. height  B. form       C. grade     D. age

COVID-19 is an infectious respiratory illness caused by a newly discovered coronavirus called SARS-CoV-2. CO'stands (26).....corona, Vl'for virus, and 'D'for disease.

Many COVID-19 symptoms are similar to those of the flu, the common cold and other conditions, so a test is required to confirm if someone has COVID-19. Symptoms may (27)....2 to 14 days after exposure to the virus and can range from very mild to severe illness. Some people (28)...... have been infected don't have any symptoms.The most common symptoms are fever, cough, and tiredness. Other symptoms can include shortness of breath, chest pain or pressure, muscle or body aches, headache, (29)....of taste or smell, confusion, sore throat, congestion or runny nose, diarrhea,  nausea and vomiting, abdominal pain, and skin rashes. In addition to these symptoms,  infants may have difficulty feeding

Children of any(30)...can become ill with COVID-19. While children illness than adults. and adults experience similar symptoms, children generally have less serious illness than adults.
26. A. with     B. for            C. on       D. into
27. A. grow    B. observe   C. look     D. appear
28. A. who     B. which      C. whom   D. where
29. A. death   B. pain        C. loss      D. danger
30. A. height  B. form       C. grade     D. age

Mong sớm nhận được câu trả lời ạ @@

The scientists / racing/ find/ best drugs/ treat/  COVID -19.

A.   The scientists are racing to find best drugs to treat COVID -19.

B.    The scientists are racing finding the best drugs to treat COVID -19.

C.    The scientists are raced to find the best drugs to treat COVID -19.

D.   The scientists are being raced to find the best drugs to treat COVID -19.

Choose the best answer from A, B, C, D:

HOW TO PROTECT YOURSELF FROM COVID-19 ?

Preventative measures are your first line of defense. The best way to protect yourself (1).................... COVID-19 is to practice good hygiene and to make these CDC recommendations part of your routine:

-Wash your hands often with soap and water for (2)................ 20 seconds, especially after going to the bathroom; before eating; and after (3).....................

 your noise, coughing, or sneezing. If soap and water are not readily available, use an alcohol-based hand sanitizer with at least 60% alcohol. Always wash hands with soap and water if hands are visibly dirty.

-Avoid touching your eyes, nose, and mouth with (4).................. hands.

-Avoid close contact with people who are sick.

-Stay home when you are sick.

-Cover your cough (5)................. sneeze with a tissue, then throw the tissue in the trash and wash your hands. If you don't have a tissue, cough or sneeze into your elbow, rather than into your hands.

-Clean and disinfect frequently touched objects and surfaces.

1.A. at   B. in   C. to   D. from

2.A. at least   B. less   C. few   D. much

3.A. touching   B. scratching   C. blowing   D. raising

4.A. washing   B. washed   C. unwashed   D. washable

5.A. but   B. or   C. to   D. from