[ 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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Grammar › ViewChoose the correct noun for the underlined word.
Scientists are searching for a cure for cancer.
A. He
B. She
C. It
D. They
Grammar & Vocabulary › View
When we want to make a statement stronger, we can use an adverb such as unquestionably, definitely, crucially or certainly. These adverbs come:
_____ auxiliary and main verbs
A. after
B. before
C. between
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