[ Modal Verbs ]
You ___ eat too much vegetable if you want to maintain a healthy diet.
A. should
B. couldn’t
C. can

Random Topics:
Conditionals1st ConditionalGerunds and TensesConjunctions, Interjections and DeterminersVerbal PhrasesPresent Tense vs Past TenseModals of Obligation & Prohibitionanother/the others/each other/one anotherAdverb Clauses of TimeActive vs. Passive VoiceOther quiz:
Grammar › ViewIt’s the most important time that she ____ the textbook she had been assigned to prepare for the university.
A. complete
B. completes
C. had completed
D. completed
Tenses › View
At 6 p.m. yesterday it _____ dark.
A. already got
B. was already getting
Tenses › ViewThat day when we were in the restaurant each one ___ what he ___ .
A. receive / orders
B. received / had ordered
C. is receiving / is ordering
D. will receive / would order
E. is received / is ordered
Vocabulary › View
a quadrilateral whose opposite sides are parallel and equal.
A. parallelogram
B. equilaterial
C. vertical
D. congruent
