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

Random Topics:
Present and Past TensePresent Continous TensePast Tense vs Future TenseConditional SentenceProgessive TensesSo Such Enough TooModal Verbs and ConditionalsBare Infinitive and To InfinitiveExpressing Obligation and ModalsVerb Present Simple TenseOther quiz:
Personal Pronouns › View(My pencil) _____ is under the table.
A. Me
B. It
C. You
D. She
Conjunction › View
… make students still study regularly in Covid19 situation, government hold online or long distance learning for them.
A. So that
B. In order to
C. Because
D. Since
Tenses › ViewHe ____ to the gym every day.
A. goes
B. went
C. has gone
Grammar : Must (Necessity) › View
You ___ touch that! You might burn yourself!
A. must
B. must’nt
C. don’t have to
