[ Each or Every ]
He sent an invitation card to … of his friends.
a. each
b. every

Random Topics:
Past Perfect Simple & ContinuousAuxiliary WordsModals and InversionGrammar: Imperative and Exclamatory SentencesPassive Voice with Modal VerbsTenses PracticeSentence Fragments and Complete SentencesWill and Going toModals Deduction: cant /mustTOEICOther quiz:
Future Tenses › ViewBy next month, she ______ (live) in her new house for a year.
A. was living
B. will have been living
C. will live
D. has been living
Grammar › View
If you cannot hold your books, _____ I will hold them.
A. then
B. than
Past Tense › ViewAfter we ______ dinner we went to bed.
A. had eaten
B. had been eaten
C. ate
D. were eating
Grammar › View
Fill in the correct collective nouns :
A ______ of stairs
A. Flight
B. Pack
C. Sequence
D. Galaxy
