[ Tenses ]
Two years ago, Mark ____ his own business, but he ____ freelance work since then.
A. started / has been doing
B. was starting / has done
C. has started / does
D. starts / was doing

Random Topics:
Simple Past Tense & Future TenseGerund, Participle, Infinitive, or AppositiveLinking Verbs & Helping VerbsGRAMMAR - Could / Could notSimple PresentModals of AdviceSuperlativesOpinion / AgreementTypes of PrepositionTime ClauseOther quiz:
Article & Preposition › ViewThere are 40 students_____the class.
A. inside
B. in
C. at
D. over
Grammar › View
She´s going on holiday _________ January.
A. on
B. in
C. at
Grammar › ViewJane is a very… cook.
A. well
B. good
C. badly
Future Tenses › View
To talk about established plans (100% sure) we use…
A. present simple
B. be going to / present continuous
C. future simple
D. future continuous
