[ Tenses ]
This exercise is ___ than the last one.
A. challenging
B. challenginger
C. more challenging
D. most challenging

Random Topics:
Social Media VocabularyAdjectives-Comparison, SuperlativeModal VerbFOR & SINCEPresent Simple VS ContinuousPast and Past ContinuousToeic VerbGrammar PhrasesSimple Present and Present ContinuosWill and Going toOther quiz:
Present Perfect Tense › ViewHave you ever ____ really strange food?
A. eat
B. ate
C. eaten
D. eated
Mixed Conditionals › View
I ___ better results if I ____ more.
A. would get / studied
B. had get + study
C. will get + studied
D. get + will study
Gerund and Infinitive › ViewMy friend Mary is a blabbermouth! She can’t resist _______ everyone what she heard from me.
A. tell
B. to tell
C. telling
D. to telling
Comparison & Modal Verbs in Passive Voice › View
Your phone ________ off before you enter the exam room.
A. must be to turned
B. must turned
C. must turn
D. must be turned
