[ Vocabulary ]
keenly
A. cautiously; in a watchful way
B. extremely; sharply; eagerly
C. disappeared
D. a long, narrow ditch in the ground

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Modal Auxiliaries and Similar ExpressionsIrregular Plural NounsGrammar Present Perfect (ever never)Passive and Active SentencesGerunds and ModalsGrammar - Countable/ UncountableModal Verbs & Perfect InfinitiveModalPresent simple & ContinuousWishes & Reported SpeechOther quiz:
Modals › ViewI _____ my job. I _____ you before.
A. needn’t have put off / should ask
B. shouldn’t have put off / need to ask
C. needn’t have put off / should have asked
D. shouldn’t put off / should ask
Passive Voice › View
They are going to sing a song.
A. A song is going to be sung.
B. A song are going to be sung.
C. A song going to be sung.