[ Present and Future Tenses ]
How often ____________ the students ____________ the library for research?
A. do / visit
B. are / visiting
C. does / visit
D. is / visiting

Random Topics:
Perfect and Past TenseModals for Deductionduring, for, whilePresent & Past TensesPast Perfect and Past Perfect Continuous TenseAdverbs, Infinitives, Definite ArticlePresent Simple TenseVerb to Be Tenses & Object PronounFuture Continuous, Future Perfect and Future Perfect ContinuousNarrative Tenses & ConditionalsOther quiz:
General › ViewI was _______ by the sight of houseflies buzzing over an exposed rubbish bin that I lost my appetite immediately.
A. put up
B. put off
C. put away
D. put down
Vocabulary › View
What is an element?
A. A scientific way to figure out the answers.
B. A basic piece of nature that makes up everything
C. elementary
D. hot sauce
Vocabulary › ViewThe process of growth or increase, typically by the gradual accumulation of additional layers or matter.
A. accretion
B. congealed
C. sheepish
D. quarrel
Grammar › View
__________ the rain, we went for a walk.
A. Because of
B. In spite of
C. However
D. Although
