[ Cardiology Services ]
An echocardiogram is a procedure that uses __________ to assess the function of the heart.
A. sound waves
B. electricity

Random Topics:
Perfect Verb TensesPresent / Future / Present Progressive / non Action VerbsDefinite and Indefinite ArticleSimple Present vs Present ProgresiveNounContinuous TenseSimple Present Tense/be/Present ProgessiveZero & First ConditionalRelative ClausesSentence LabelingOther quiz:
Verb Tenses › ViewChoose the correct tense for this sentence:
My teacher was teaching the verbs in class when he got a call.
A. present simple
B. past simple
C. present continuous
D. past continuous
Grammar › View
Alex _____ a Vietnamese until he met Linh.
A. had never meet
B. have never met
C. never met
D. had never met
Degrees of Comparison › ViewI have got __________ (nice) family I know.
A. The nicest than
B. Nicer than
C. The most nice
D. The nicest
Question Tags › View
His school report wasn’t good,
A. did he?
B. didn’t he?
C. was it?
D. wasn’t it?
