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Some doctors believe that an aspirin ____ day is good for ___ heart.
A. in a / a
B. a / the
C. in the / the
D. a / —
Select your answer:

Random Topics:
Vocabulary and UsageQuestion tag and + - AgreementModals and Active and Passive VoicePresent ContinousDescriptionsModal PossibilitiesFuture Tense (will/be going to/p.continuous)Passive of Modal VerbsTime ClauseTenses and Time MarkersOther quiz:
Irregular Verb › ViewKimKhun has _______ for 12 hours each night since school closed.
A. sleeped
B. slepd
C. slept
D. sleep
Grammar › View
Raj is _______ most intelligent of the three boys.
A. an
B. the
C. –
D. a
