[ Grammar ]
If ______ the fire alarm or the sprinkler system fails, the building’s safety is compromised.
A. neither
B. either
C. both
D. none

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PronounAsking and Giving Suggestiontoo / enoughArticlesNoun, Verb, AdjectiveConditional Sentences and AdverbsModals of DeductionSimiles and Body IdiomsRegular and Irregular VerbsTOEIC Grammar and Vocabulary ReviewOther quiz:
Vocabulary › Viewproof
A. a system of rules
B. evidence, a fact or truth
C. late or slow
D. before the test
Sentences Function and Structure › View
What is the adverbial phrase in the following sentence?
Out in the garden, the children played.
A. Out in the garden
B. The children played.
Past Perfect › ViewIdentify the past perfect:
‘She had not remembered to visit her grandma before going to Canada.’
A. had not
B. remembered
C. not remembered
D. had not remembered
Grammar › View
I wish I _____ those words. But now it’s too late.
A. not having said
B. have never said
C. never said
