Topics: Modal Verbs
I ___ lock my dog in the kitchen this morning, because I thought the snake could have attacked it.
A. must have
B. should have
C. must have
D. had to
Select your answer:
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Subject Verb Agreement › ViewYou ____ so great! Congratulations!
A. is
B. are
Tenses Structure › View
Which sentence is in the Simple Past tense?
A. She has read the book.
B. She was reading the book.
C. She read the book.
D. She is reading the book.