[ Grammar ]
(Tom / participate) _________________________ in “Green Summer” program before?
A. Has Tom participate
B. Tom has participated
C. Did Tom participate
D. Has Tom participated

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Grammar - FragmentsModals for ObligationLinking Words and PhrasesNounVerb-ing and InfinitiveDirect and Indirect SpeechDescriptionsInfinitiveHelpful Phrases Present, Past, Present Perfect and ComparativeOther quiz:
Grammar › ViewUsing the grammar of infinitive clauses: 4. Fill in the blank:
“He hopes ____ the exam next week.”
A. pass
B. to pass
C. passing
D. passed
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When did you go to that restaurant?
A. Spaghetti
B. Last night
C. with Jane
D. about 30 minutes
Vocabulary and Grammar › ViewThey ________ their car at our disposal for our entire stay.
A. had
B. took
C. put
D. got
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That pencil is not _________, it’s mine.
A. You
B. Your
C. Yours
D. You’s