📊 ความคืบหน้าแบบฝึกหัด:ข้อที่ 120 จากทั้งหมด 212 ข้อ
57%
Prepositions of Place (around the world)SAMSEN Pre-Test 2023 (ห้องเรียนพิเศษ)
2 คะแนน
(For items 20 – 22)
New lab data suggest that vaccines and prior infections may not offer enough protection against several new COVID-19 variants cropping up in the U.S. and ____(20)____ the world. Dr. David Ho, director of Columbia University’s Aaron Diamond AIDS Research Center (ADARC), and his team ____(21)____ the results from a set of studies at an ADARC symposium. They showed how well some of the latest variants are evading both vaccine-derived ____(22)____ infection-derived immunity.
Item 20: Choose the correct option for blank (20):
New lab data suggest that vaccines and prior infections may not offer enough protection against several new COVID-19 variants cropping up in the U.S. and ____(20)____ the world. Dr. David Ho, director of Columbia University’s Aaron Diamond AIDS Research Center (ADARC), and his team ____(21)____ the results from a set of studies at an ADARC symposium. They showed how well some of the latest variants are evading both vaccine-derived ____(22)____ infection-derived immunity.
Item 20: Choose the correct option for blank (20):