[ Tenses ]
Before we knew what was happening, the roof _____.
A. has fallen in
B. will fall in
C. had fallen in
D. had been falling in

Random Topics:
First ConditionalsGrammar ( going to)Past or Present Verb TenseLinking Verbs & Helping VerbsModal Verbs and Gender NounsPresent/Future/Past Simple/Present PerfectSimilesInfinitives and GerundsRelative Clauses and Past PerfectRelative Clauses with who and whichOther quiz:
Grammar › ViewI feel _____ if I can’t do something.
A. frustrate
B. frustrating
C. frustrated
Present Perfect Tense › View
They have…….me about this story
A. Tells
B. Tell
C. Telling
D. Told
Grammar › View……………….your father at home?
A. Are
B. Am
C. Is
D. Be
Grammar › View
We —- a car.
A. Have
B. Has
