[ Tenses ]
Khmer scripts ___ for many centuries before being modernized.
A. use
B. are used
C. were used
D. had been used

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Comperative and Superlativeso vs suchPast Perfect Simple & Past Perfect ContinuousIntensifiers: Really vs VerySimple Present Negative and QuestionSentence Structure and Verb TensesPresent Perfect or Past Simple TenseConditional SentencesModal Requests-Ing and Infinitive Verb PatternsOther quiz:
Vocabulary › ViewThe court said I didn’t have a ______ reason to change my name to Princess Rainbow Sparkles.
A. modify
B. valid
C. aggravate
D. frantically
Zero and First Conditionals › View
I ___ and see the doctor if I don’t feel better tomorrow.
A. go
B. will go
C. would go
Grammar › View__________ I just took a nap, I shouldn’t feel this drowsy.
A. Just in case
B. Unless
C. Considering that
D. Only if
Conjunctions, Prepositions and Interjections › View
The meeting will start ___ 10 a.m.
A. on
B. in
C. at
D. by
