[ Tenses ]
What tense is used in: They had been waiting for an hour?
A. Past simple tense
B. Past perfect continuous tense
C. Present perfect tense
D. Future continuous tense

Random Topics:
Will vs be going toPresent and Past TensesTime ConjunctionsVerb to beFuture Tense and ConditionalsVerbs and TensesGerunds and ModalsLinking Words & PhrasesDemonstrative PronounsParticiple AdjectivesOther quiz:
Grammar › ViewWe ______ not meet him in his office this morning. Maybe he is going out of town.
A. are
B. were
C. do
D. did
Grammar › View
I bought this last week but I’d like to _______ it for a smaller size.
A. exchange
B. return
C. order
Demonstrative Pronoun › ViewFill in the blank with the correct demonstrative pronoun.
________ pirates stole the jewels. (Far)
A. This
B. That
C. These
D. Those
Grammar › View
If/rains/it/,/grow/the plants/don’t/doesn’t/well.
A. If it don’t rains, the plants doesn’t grow well.
B. If it doesn’t rain, the plants well don’t grow.
C. If it doesn’t rain, the plants don’t grow well.
