[ Grammar ]
Endangered species are plant and animal species which are in danger of _____
A. extinct
B. extinction
C. extinguish
D. extinguishing

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Grammar ElementaryPronouns, Verb, ConjunctionPreposition (at,in,on)Can vs be able toIndefinite and Reflexive Pronouns-ed/-ing AdjectivesTypes of Sentence StructureVerb, Object, PrepositionToeic VerbCommon Grammar Mistakes and Spelling TipsOther quiz:
Past Continuous vs Past Simple › ViewBecause she ________ Chinese class yesterday afternoon, she couldn’t go to Sarah’s birthday party.
A. had
B. was having
C. were having
Adjective › View
I’m getting ….. with this book. Nothing ever happens.
a.bored
b.boring
Modal Verbs › View“I ____get this work finished by next Tuesday”.
A. must
B. should
C. be allowed to
D. can
Grammar › View
Question 14 was _________ easy question.
A. a
B. an
C. –
