[ Past Tense ]
I thought of it just when you …………………………….. your mouth.
A. was opening
B. had opened
C. opened

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Grammar - must & have toTenses and StructuresMixed TensesSo Such Enough TooAdverb Clauses of TimeWish + Verb 2Pronoun Antecedent AgreementAdjective and AdverbGrammar ElementaryCoordinating & Subordinating ConjunctionsOther quiz:
Conditional Sentence Type 2 and Type 3 › ViewI would have brought that bicycle if I’d paid for it.
The real situation of the condition above is …
A. I don’t pay that bicycle, so I don’t bring it.
B. I hasn’t paid that bicycle, so I didn’t bring it.
C. I didn’t pay that bicycle, so I didn’t bring it.
D. I hadn’t pay that bicycle, so I wouldn’t bring it
Modal Verbs › View
They ___________ have taken the wrong train; they are late.
A. could
B. should
C. must
D. might
Tenses › ViewIf he works hard he ______________ pass.
A. shall
B. shall be
C. will be
D. will
Verb Phrases › View
____ mineral water, tea, or coffee.
A. go
B. wear
C. cook
D. drink