[ Subject-Verb Agreement ]
Adults _______ knowledge about their health and other personal concerns by watching TV.
A. gain
B. gains

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Have to/Has toPresent Simple: affirmative, negative, interrogativeTransitional WordsModal Verb-ing form and the to-infinitiveVocabulary and Sentence StructureSo, Such, Many, MuchModal Verbs and ConditionalsConjunctions & PrepositionsAuxiliary and Modal VerbsOther quiz:
Vocabulary › Viewto help in being healthy.
A. care
B. neglect
C. indifference
Prepositions › View
She is always … the phone talking about everything in the world.
A. at
B. on
C. up
Grammar and Vocabulary › ViewYou don’t know the answer, _________?
A. does you
B. doesn’t you
C. do you
D. don’t you
Grammar › View
I __________ go to the party because I have no karate lessons tonight.
A. can
B. can’t
C. there is
D. there are
