[ Adverbs ]
There have been a lot of problems in the world…….. COVID-19
A. Because
B. Because of

Random Topics:
Progressive Perfect and Simple Verb TensesModals of Obligation and PermissionPresent PerfectSimple Present vs Present ProgresiveModifiersEnglish MorphosyntaxClauses of ReasonModal VerbQuestion Tags in Verb TensesGerund or to InfinitiveOther quiz:
Grammar › ViewI__________Lucy since last Friday
A. haven’t seen
B. didn’t see
C. don’t see
Simple Tenses › View
We ____ pizza once a week.
A. eat
B. ate
C. eats
D. is going to eat
