[ Passive Voice with Modals ]
This problem ___ immediately to avoid further damage.
A. has to be solved
B. has to solve
C. has solved

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Word Form & Verb TenseDependent PrepositionsAdjective, Adverb, and Noun FormsFOR & SINCEGrammar: wishes and regretsPast Simple (Questions)Present Perfect and Past SimpleTenses and OpinionsSimple Past Irregular & NegativeComparative Adjectives and AdverbsOther quiz:
Grammar › View…………………he said made me very angry.
A. That
B. What
C. Which
Grammar › View
“It was nice of you to invite me to lunch,” Bob said to John.
A. Bob thanked John for inviting him to lunch.
B. Bob wanted to express his thanks for his inviting to lunch.
C. Bob said it was nice of John to invite him to lunch.
D. Bob said to John it was nice of you to invite me to lunch.
Grammar › ViewHe ___ (write) an email when his colleague came to his desk.
A. write
B. writing
C. was writing
D. wrote
Grammar › View
He is the __________ student in the class.
A. smarter
B. most smart
C. smartest
D. more smart
