[ General Knowledge ]
Mineral that enables blood to carry oxygen.
A. Calcium
B. Potassium
C. Iron
D. Magnesium

Random Topics:
Wish / If only ( Present)Indefinite and Intensive NounCommunicative GrammarPast Continuous vs Past SimplePast Tense and Past ContinuousInversion + Passive VoiceSimilesDescribing WordsPresent Simple vs Past SimpleTOEICOther quiz:
Vocabulary › ViewForcing people into service, as in the navy.
A. impressment
B. implied powers
C. federalism
D. executive branch
Grammar › View
………………………..you hungry?
A. Are
B. Is
C. Am
D. Be
John has been asked to give a speech by the president of the company.
A. Active
B. Passive
Adverbs › View
Adverbs of Degree tells the intensity of a verb!
True or False?
A. TRUE
B. FALSE
