[ Grammar ]
Using a projector, teachers can display visual images on smart interactive white boards, ____ improves the learning process.
A. that
B. what
C. which
D. why

Random Topics:
Subject Verb Agreement and Verb TensesHomophone & HomonymPresent ProgressivePast and Present TensesSubject Verb Agreement Irregular VerbModals for DeductionVocabulary and IdiomsSentence Structure and Verb TensesDependent PrepositionsBasic GrammarOther quiz:
Grammar › ViewMy father hung the clock _____ the wall
A. in
B. on
C. at
D. below
Prepositions of Time › View
Identify the correct preposition of time in the sentence: I’m going to Italy___ 2 months
A. in
B. at
C. on
D. while
Grammar › ViewThe professor reminded the students ______ all their assignments before the final exam.
A. to submit
B. submit
C. submitting
D. submitted
Grammar › View
As it was very late, Sarah pleaded with the girls to go to bed.
A. Compound
B. Complex
