[ Grammar ]
the bones in the chest, neck, and head and the cavities of the throat, nose, and mouth, which reinforce sound
A. reason
B. repeaters
C. resonators
D. regulators

Random Topics:
Types of Simple SentencesPersonal & Possessive PronounsDistinguishing Future TensesWishes & Reported SpeechFragment, Comma Splice and Run -on SentenceModals - Have to or ShouldIndefinite and Intensive NounDemonstrative PronounHave vs. HasComparison & Modal Verbs in Passive VoiceOther quiz:
Grammar › ViewWe ____________such a wonderful time last weekend!
A. had
B. had had
C. were having
D. had been having
Conditional Sentences › View
If she _______ the train last night, she ___________here now
A. took / were
B. were taking / is
C. had taken / would have been
D. had taken / would be
Perfect Tenses › ViewWe _______ to see the doctor all morning.
A. had been waiting
B. have been waiting
C. will have been waiting
Grammar › View
Working out at a gym at least three times a week makes Arnold ____________, and that’s why he attracts many girls.
A. strongly
B. strong
C. strength
D. strengthen
