[ Vocabulary ]
Scientists ……………new discoveries all the time.
A. get back
B. exist
C. guide
D. examine

Random Topics:
Tenses & Prepositionused to, be used to, get used toActive Voice-Present tenseEd and Ing EndingsPast, Present, FutureCommon & Proper NounsVerb Tenses and Subject Verb AgreementGrammar for IELTSPresent ProgressiveAdjectives with PrepositionOther quiz:
Sentence Transformation › ViewI am pretty sure Dan is at home because the lights are on
A. Dan may be at home because the lights are on
B. Dan needn’t be at home because the lights are on.
C. Dan can’t be at home because the lights are on
D. Dan must be at home because the lights are on
Simple Present VS Present Continuous › View
____ Joe writing a letter now?
A. Is
B. Are
C. Do
D. Does