[ Grammar ]
a dome-shaped muscle at the base of the lungs
A. diagram
B. diaphragm
C. dialogue
D. dialect

Random Topics:
Adverb of FrequencyPresent Simple x Present ContinuousTransportation VocabularyFuture FormsNoun ClausesPresent ContinuousPast Progressive TenseVerbs: Will & Going toTenses and ComparisonsAdverb or AdjectiveOther quiz:
Grammar › ViewChoose the sentence with the correct subject-verb agreement.
A. They is going to the store.
B. They are going to the store.
C. They going to the store.
D. They goes to the store.
Grammar › View
She will be busy working that evening so she ____ come to the party.
A. can’t
B. hasn’t
C. don’t
D. has
Modals › View___ we go to the beach tomorrow?
A. Should
B. Shall
C. Can
D. Would
Tenses › View
The vehicle ____ smoothly right now, during the test drive.
A. is running
B. runs
C. ran
D. will run
