Which is the complete subject of the following sentence?
The white blood cells in your blood fight disease.
A. The white blood cells
B. The white blood cells in your blood
C. The white blood
D. The white blood cells in your blood fight

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Clause Markers TOEFL GrammarAction, Helping & Linking VerbsQuestion tag and + - AgreementSentence Fragments and Complete SentencesBe going to / WillThe Past SimpleConditional Sentence Type 1Conditional SentenceNoun Verb AgreementParts of SpeechOther quiz:
If- Conditional › ViewBuilding a new children’s home will cost a lot of money, but, be that as it may, there is an urgent need for the ___________.
A. renovation
B. facility
C. developers
D. memorabilia
Homophones › View
When my friends were talking about Disney World, I mentioned that I went _________ when I was seven.
A. There
B. Their
C. They’re
The ______________ is the setup to which you will compare all the others.
A. control
B. experiment
C. scientific method
D. variable
Grammar › View
She likes_____the internet in her free time
A. doing
B. surfing
C. surf
D. to surf
