[ Perfect Tenses ]
We (have known / had known) each other since childhood.
A. have known
B. had known

Random Topics:
Present Perfect - Just, Already, YetNo Excuse Words / Conjunction SOVerbs + Gerund or InfinitiveTenses - Present and PastCompound and Complex SentencesPresent Simple and Modal VerbsTypes of Sentence StructuresVerb BEComparisonModals with Perfect InfinitiveOther quiz:
Time Clauses of Future › ViewTom/turn off/ the lights/ when/he /leave/the office
A. He’ll leave the office when Tom will turn the lights off
B. Tom will turn off the lights when he leaves the office
Grammar and Verb Tenses › View
What is the function of conjunctions in general?
A. To show action or state of being
B. To connect words, phrases, or clauses
C. To express strong emotions
D. To modify nouns or pronouns
Adverbs of Frequency › ViewI ______ available, so you can call me whenever you want.
A. always am
B. am always
C. never am
D. am never
Conjunctions › View
She was very sleepy _____ she went to bed early.
A. and
B. but
C. because
D. or
E. so
