[ Phrasal Verb ]
observe
A. look in on sb
B. look into
C. look on
D. look out

Random Topics:
Adverb PhrasesIdentifying Sentence TypesVerb Tenses and Subject Verb AgreementGerunds and InfinitivesSubject Verb Agreement & Subjunctive MoodWill and Will notTOEIC Grammar and Vocabulary ReviewAsking & Giving OpinionDemonstrative PronounsGrammar and VocabularyOther quiz:
Grammar and Vocabulary › ViewI _____________ (finish) the book by the evening.
A. will be finishing
B. will have been finishing
C. will have finished
D. am finishing
Subject Verb Agreement › View
Renewable energy sources ________ a sustainable alternative to fossil fuels.
A. offer
B. offers
Connectives › ViewDo you want to surf the Net __________ read a book?
A. when
B. and
C. or
D. but
Present Tense › View
She ______ by Starbucks every single morning to grab her coffee.
A. stop
B. stopped
C. stopping
D. stops
