[ Vocabulary ]
working to discover something
A. detecting
B. detecting
C. vary
D. unobserved

Random Topics:
1st ConditionalPerfect Progressive TensesPassive Voice Active VoiceNoun and PronounGrammar ClausesAdverbial Concession ClausesSynonym and AntonymSpeech TensesGrammar - Verb FormsConditional Sentence Type 1Other quiz:
Grammar › ViewIs Mr. John happy to meet Laura?
A. Yes, she is
B. No, she is not
C. No, he is
D. No, he is not
Grammar › View
To everyone’s surprise, over time, Paul ____________ far more mature and independent than before.
A. was becoming
B. will become
C. will have become
D. has become
Indirect Speech › View“Jack wanted to watch the film yesterday,” Judy said.
=> Judy said that Jack … to watch the film the day before.
A. wants
B. wanted
C. has wanted
D. had wanted
Modal Verb › View
Sebas and I can watch __________ tonight.
A. TV
B. can
C. watch
