TOEFLReading
Complete the Words
단락에서 빠진 글자를 채우세요. 밑줄(_) 하나는 빠진 글자 하나를 나타냅니다. 각 항목에 완전한 단어를 입력하세요.
주제: How vaccines train the immune system0 / 10 빈칸 채움
Vaccines protect people by teaching the immune system to recognize a germ before a real infection happens. Most vaccines (1)con____ a (2)weak____ or (3)harm____ (4)pa__ of a (5)vi___ or bacterium, which the (6)bo__ (7)tre___ as a (8)thr___ and (9)lea___ to (10)att___. If the real germ appears later, special memory cells recognize it at once, and the body can fight it off quickly, often before the person even feels sick. Some vaccines need booster doses because this protection slowly fades over the years.
Words to complete:
#1
con____
#2
weak____
#3
harm____
#4
pa__
#5
vi___
#6
bo__
#7
tre___
#8
thr___
#9
lea___
#10
att___