[ Subject-Verb Agreement ]
He ___ one of those patients who demand constant reassurance.
A. Are
B. Was
C. Is
D. Were

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Present Progressive or Present SimplePast Continuous TenseIrregular verbsPossessive Adjective and PronounPresent Tense vs Past TenseComparatives, Superlatives, and ModalsSimiles and Body IdiomsPresent / Future / Present Progressive / non Action VerbsInterjection & Prepositional PhrasesGerund & InfinitiveOther quiz:
Grammar › ViewWe ________ take an umbrella. It looks like it will be rain.
A. could
B. should
C. will
D. shouldn’t
Grammar › View
Which sentence is incorrect?
A. I think my little sister willn’t be a singer
B. I think my little sister will to be a singer
C. I think my little sister will be a singer
Paired Conjunction › View………. a piece of stone ……. a hammer might help us with this kind of work.
A. Neithor…….or
B. All…..of
C. Either…..or
D. but….also
Grammar › View
Marisa is a marine biologist, but she … Geography.
A. use to study
B. use to studied
C. used to study
