[ 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:
Prepositions and Articles › ViewMy house is …………. her house
A. at
B. in
C. near
D. to
Some vs. Any › View
Yes, I would. Bring me … red wine that you have.
a. some
b. any
Grammar › View……………….your father at home?
A. Are
B. Am
C. Is
D. Be
Grammar › View
We —- a car.
A. Have
B. Has
