[ Grammar ]
Hi, Quang. It’s mum here.__________all dirty things in the kitchen?
A. Have you been cleaning
B. Have you cleaned
C. Have you been cleaned

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Adverbs and AdjectivesTenses: Present simple, Past Simple, Future SimpleSpeech TensesModal Verbs and ConjuctionsPronouns/ Present TenseModal Verbs & Reflexive PronounsPast Simple TenseMuch, many, a lot of, a few, a littleHave GotGerunds and ModalsOther quiz:
Grammar and Vocabulary › View. Let’s discuss our plans for the weekend over coffee _______.
A. last weekend
B. yesterday
C. tomorrow
Homonyms › View
I’ve ___ working on the railroad.
a. been
b. bin
Jerry always _______________ computer games after school.
A. knows
B. plays
C. starts
D. wants
Grammar › View
What are non-restrictive clauses also known as?
A. Essential clauses
B. Extra clauses
C. Defining clauses
D. Non-essential clauses
