[ Vocabulary ]
parts of your body that work together to fight disease
A. immune system
B. infect
C. protect
D. symptom

Random Topics:
Take or PutArticlePresent Perfect SimpleModals and VocabularySentence Fragments and Complete SentencesRelative ClauseFirst ConditionalsGerunds/InfinitivesIndependent and Dependent ClausesPersonal PronounOther quiz:
Mixed General Quiz › ViewCould I have a ___ of chocolate?
a. block
b. bar
c. slice
Grammar › View
He bought some cookies _____ cakes
A. and
B. so
C. but
D. or
Present Tenses › ViewAdam ………… a book about wild animals now.
A. reads
B. is reading
C. read
D. are reading
Grammar › View
______ bought a new computer.
A. We
B. Us
C. Ourselves
