[ Grammar ]
Sooner or later, a cure for cancer……….
A. Will have discovered
B. Will be discovered
C. Will be discovering
D. Will discover

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Contrast Linking WordsConjunctive Adverbs and PunctuationHow many / How much - Is there / Are thereModals for Ability, Possibility and PermissionModal Verb in Passive VoiceSimple Past ContinuosPresent Simple & ContinuesGrammar - may & mightWishesQuantifierOther quiz:
Present Perfect Simple and Continuous › ViewI started work at 6am. It’s 6pm now, but I am not finished.
A. I have been working for 12 hours.
B. I worked at 6am.
Vocabulary and Grammar › View
My brother is the tallest in my family. I am _____ my brother.
A. the tallest
B. taller than
C. as tall as
D. not as tall as
Science › ViewAn instrument to measure temperature is called __________?
A. Hydrometer
B. Thermometer
C. Gyrometer
D. Tempometer
Subject Verb Agreement › View
Everybody _____ it will be sunny on Saturday.
A. hope
B. hopes
C. Is hope