[ Grammar ]
a dome-shaped muscle at the base of the lungs
A. diagram
B. diaphragm
C. dialogue
D. dialect
Select your answer:
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Comparative AdjectivesAdverbNouns and VocabularyMiscellaneous Grammar UsagesPerfect Tenses and Have GotTenses and Passive VoicePast Tense vs Present Perfect TenseTenses UsageSentence or Sentence FragmentConditionalOther quiz:
Grammar › ViewScientists think there ________ at least five mass extinctions in Earth’s history.
A. will be
B. are
C. have been
D. has been
Grammar › View
The teacher ………………..the instructions so that the students could understand them easily
A. simple
B. simplified
C. simplicity
D. simplify