[ Grammar ]
By 2021, the cure for COVID19 _______discovered.
A. will have been
B. will be being
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Mixed GrammarQuantifiers, Countable and Uncountable NounsContrast Linking WordsSentence Structure and Pronoun AntecedentCommasPossessive Nouns with Apostrophes and PronounsConditionalsModals for DeductionTOEFL GrammarThe Simple Present TenseOther quiz:
Preposition › ViewA preface …… a book introduces the book.
A. By
B. To
C. Of
D. Over
Mixed General Quiz › View
You can not ___ the problem by running away.
a. allude
b. elude
Churlish
A. Considerate
B. Safe
C. Rude
D. To associate on very friendly terms
E. Open to new ideas
Vocabulary & Grammar › View
. When electronic devices become _____ , people tend to get rid of them, causing tons of e- waste.
A. advanced
B. human-like
C. obsolete
D. logical