[ Grammar (was, were, could, could not) ]
HE __________ WORKING HARD
A. WAS
B. WERE

Random Topics:
Passive Voice Present SimplePresent TenseRelative Clauses and etcFormal & Informal WordsGrammar SuffixesDeterminers & QuantifiersPresent Simple and Continuous TenseTravel VocabularyGerunds, Infinitives and Participlesused to vs be used to vs get used toOther quiz:
Present Continuous › ViewThey _____ singing.
A. were
B. is
C. are
Grammar › View
The naughty boy hid ______ the door when his mother was looking for him.
A. above
B. below
C. beside
D. behind
Indefinite Pronoun › ViewSome … lychees before buying them.
- taste
- tastes
Comparatives and Conjunctions › View
Learning languages is __________ than learning math for some people.
A. more difficult
B. the most difficult
C. difficult