[ Grammar ]
The students struggle ________ all the grammar.
A. to understand
B. understand
C. understanding
D. understood

Random Topics:
VOCAB & GRAMMARPrepositional PhraseInfinitiveConditional Sentences Type I, IIAdjectives vs AdverbsCausative VerbModals and PhrasesTenses and ArticleModals - Reported Speech - ConditionalsGrammar - Present Perfect with for and sinceOther quiz:
Vocabulary › ViewDefine skew.
A. Changed direction or took an indirect route.
B. A difficult problem or choice.
C. Fall back suddenly in fear or shock.
Past Tense › View
Dennis : Why didn’t you answer my call?
marie : sorry…..
A. I was feeding my cattle
B. I have fed my cattle
C. I fed my cattle
D. I’ll feed my cattle