[ Grammar ]
Father built three (shelf, shelves) for my books.
A. shelf
B. shelves

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Article the or zero article (-)Present Perfect, Present Simple, Present ContinuousVerb-ing or to VerbPrepositions of TimeIf ConditionalsPresent PerfectShould, Should not haveHomophone & HomonymSimple Present Tense vs Present Continuous TenseQuantifiersOther quiz:
Grammar › ViewThe employees of the company ________ a new uniform beginning next month.
A. to use
B. is using
C. will use
D. will have used
Grammar › View
I have 25 students in my class. _________ of my students did well on the test.
A. Every
B. Each
C. All
Vocabulary › ViewEmpty; lacking in
A. Copious
B. Cynical
C. Dexterous
D. Devoid
Adjectives Ed and Ing › View
She looks __________. Is she okay?
A. depressing
B. depressed
C. depress
