[ Vocabulary and Tenses ]
they … for an hour before the doctor came
A. had been waiting
B. waited
Select your answer:

Random Topics:
1st and 2nd ConditionalsAdverbs of DegreePast and Future Tensesduring, for, whileNouns and Their FormsModals in the PastPassive Voice with Modal VerbsPronounsPassive SentenceVerbal TensesOther quiz:
Tenses › ViewThey _____ tennis every weekend.
A. play
B. plays
C. are playing
D. played
Grammar › View
Which sentence correctly uses the phrasal verb “made of”?
A. The vase is made of porcelain.
B. The backpack is made of leather.
C. The spoon is made of silver.
D. The paper is made of wood.
