[ Grammar ]
What is the subject of this sentence:
Many birds move their wings very quickly.
A. Many birds
B. birds
C. move their wings very quickly

Random Topics:
Adverbs & to beComparison & Modal Verbs in Passive VoiceQuestion tag and + - AgreementAuxiliary Verbs & Question Tags“Put” Phrasal VerbThings in EnglishGrammar and VocabulariesQuantifiers and ArticlesParts of Speech and Compound SentencesModals for Ability, Possibility and PermissionOther quiz:
Grammar › ViewBeatriz and Victor __________ next July in Cancun. I’m so excited!
A. going to get married
B. is going to get married
C. are going to get married
Past Continuous vs Past Simple › View
Marie ____________ late this morning, so she missed the first class.
A. waked up
B. woke up
C. was waking up
Correlative Conjunction › ViewI have met _____ his father and his mother.
A. Both
B. Either
C. Neither
Grammar › View
Choose the correct connector to complete the sentence.
Jordi is a careful driver. _______________, he’s had several accidents.
_____
A. Furthermore
B. Due to
C. However
