[ Grammar ]
You should …………….. hard to get high marks.
A. study
B. to study
C. studied
D. studying

Random Topics:
AntonymsCountable & Noncountable NounsModals and Past TensesConditional TensesPresent Simple: affirmative, negative, interrogativeModals, Infinitives and GerundsQuestion WordsWord FormationPassive Voice - Present TensesTenses and OpinionsOther quiz:
Tenses › ViewThey … for an hour before the doctor came.
- had been waiting
- waited
Vocabulary › View
The biggest ___________ I face to going to college in Canada is money. It is so expensive.
A. barrier
B. fit in
C. empathy
D. courage
