[ Grammar ]
Human food may be very harmful for some animals, —- is why they won’t let us feed the animals at the zoo.
A. which
B. whom
C. when
D. why
Random Topics:
Simple TensesPresent ContinuousNoun Verb AgreementModal Verbs and Contrastive ConjunctionsVerbal and Appositive PhrasesConditional 0Active & Passive VoiceArticle the or zero article (-)IntermediateGrammar of Conjunctions and PrepotitionsOther quiz:
Grammar › ViewIf you are a nurse, you _____ wash your hands a lot.
A. have to
B. hads to
C. having to
D. has to
Grammar › View
It is ___ to be at Ruth’s house.
a. go
b. going
c. gonna
Do you enjoy __________ board games?
A. play
B. to play
C. playing
D. played
Articles and Pronouns › View
What is a pronoun?
A. A word that takes the place of a noun.
B. A word that takes the place of verbs.
C. A word that takes the place of adjectives.
D. A word that takes the place of adverbs.