[ Modal Verbs ]
Residents in the Blackwood área complained last night that they ____ warned about the escape of a dangerous snake.
A. must have been
B. should have been
C. had to be
D. needn’t have been
Random Topics:
Wh- Questions Present Simple TenseComplex SentencesZero & First ContidionalPresent and Past Simple TenseGerund or InfinitivesPassive Voice Active VoiceClausePersonal PronounsAdjective Clause and Adverb ClauseModal and Phrasal VerbsOther quiz:
Vocabulary › ViewIf something is intriguing, it is …
A. fascinating
B. boring
C. obvious
Grammar › View
… you have some tea ?
A. đo
B. will
C. did
D. are
a, an, the, Zero Article › ViewIf _____heaven exists, then ____ hell must as well.
A. The, the
B. ____ _____
Grammar › View
The old building__________is in front of my house fell down.
A. of which
B. which
C. whose
D. whom