[ Grammar ]
Erik is really tired. He ______ have worked a lot.
A. must
B. might
C. should
D. may
Select your answer:

Random Topics:
Phrasal Verb and Modala, an, the, zero articleWish + Verb 2Conditional Sentences Type I, IISimple Compound and Complex SentencesDemonstrative PronounHow much or How many?Verb-ing or to VerbTenses and PronounsComparatives and ConjunctionsOther quiz:
Grammar › ViewIdentify the verb in the sentence: “She will write a letter.”
A. will
B. write
C. a
D. letter
Subject Verb Agreement › View
Which of the following sentences has correct subject-verb agreement?
A. Each of the children have a toy.
B. Each of the children has a toy.
C. Each of the children be a toy.
D. Each of the children was a toy.
