[ Grammar ]
The water ___ when I went to the kitchen
A. boiled
B. had boiled
C. has boiled
D. was boiling

Random Topics:
Uncountable NounsDemonstrative PronounModal Verbs & Perfect InfinitiveAdverb Of PlaceEd and Ing EndingsContinuous and Perfect TensesGerund & InfinitivesPast Simple & Past ContinuousHave to/Has toSentence CompletionOther quiz:
Conjunctions › ViewWhen do we use “so”?
A. To introduce a result
B. To show contrast
C. To give choices
Vocab Checking › View
A trip to Ha Long Bay was really a trip of a(n) ….
A. lifelong
B. life
C. lifetime
D. all-time
Grammar › ViewHave you finished …that letter?
A. typing
B. to type
Present Perfect Tense › View
When you (finish) the entrance exam?
A. did you finish
B. have you finished
C. did you finishes
D. did you finished