[ Grammar ]
If only they _____ in the building when the bomb exploded.
A. hadn’t been staying
B. hadn’t stay
C. didn’t stay
D. weren’t staying

Random Topics:
Tenses UsageIdentifying TensesFuture TenseSuperlative & Comparative AdverbsModals in the Past - Speculation and DeductionFuture Perfect vs Future ContinuousConditional 0Tenses - Pasive VoiceSimple and Continuous Present TenseTenses and ComparisonsOther quiz:
Connectives › ViewJenny got COVID-19 _______ she still had parties.
A. however
B. therefore
C. but
D. so
Present Simple Tense › View
The birds (sing) __________ in the morning.
A. sings
B. sing
C. singing
D. are singing
Phrasal Verb › ViewEating green vegetables ………… essential ……….. your good health.
A. is, for
B. are, for
C. is, in
D. are, in
Modals of Obligation › View
Complete the sentences with the correct form of the modals and verbs in parentheses:
She ___________ (have / wear) a uniform for work. She wears her own clothes.
A. hasn’t to wear
B. doesn’t have to wear
C. don’t have to wear
