[ Modal and Auxiliary Verbs ]
The dentist _______________ fixing the patient’s teeth.
A. are
B. is
C. am

Random Topics:
Tenses and PronounsFuture Perfect ContinuousProgressive Verb TensesWish, Unless, If sentenceAdjective vs AdverbProgressive Perfect and Simple Verb TensesPrepositions of MovementMust / must notModals and VocabularyNounsOther quiz:
Grammar › ViewAlthough phosphorous is an essential constituent of all living creatures, —- is among the least abundant of the mineral nutrients.
A. what
B. it
C. still
D. however
Tenses › View
‘They had been waiting since 3 PM’
A. Past Simple
B. Future Perfect
C. Past Perfect Continuous
D. Present Simple
Simple, Complex, Compound Sentence › ViewThe girls will go to the gym, but the boys will stay in the cafeteria for the meetings.
A. simple
B. compound
C. complex
Perfect Tenses › View
Which of the following sentences is NOT in the present perfect tense?
A. Boom has lived here for five years.
B. Thee and Rinya have been to Paris.
C. Cheya is eating dinner.
D. We have finished our project.