[ Tenses ]
They … for an hour before the doctor came.
- had been waiting
- waited

Random Topics:
Grammar, adverbs of frequency placementAdjective SuffixesVerb ConjugationGerund or InfinitiveGrammar MistakesPersonal Pronouns and VerbPresent Continous TenseModals and InversionPassive and Active VoiceGender and GrammarOther quiz:
Progressive Tense › View” I am so tired, I (to think) on going on vacation this summer”
A. Am thinking
B. Were thinking
C. Is thinking
D. Are thinking
Grammar › View
Which sentence uses punctuation correctly?
A. Hey, I think I know you.
B. Hey, I think I know you?
C. Hey; I think I know you.
D. Hey I think I know you.
Homophones › ViewCan I go with you ______?
A. To
B. Too
C. Two
Grammar › View
There _________ to be a delay .
A. seem
B. seems
