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

Random Topics:
Tenses and ArticleZero Conditional SentencePrefixes SuffixesPast Tense and NeutralGrammar of Future PlansModal Verbs of PermissionUncountable NounsVerb & GrammarTime ClausePassive Voice Present SimpleOther quiz:
Grammar › ViewWhen I go to Surabaya next week, I will ….. with my aunt and uncle.
A. stay
B. live
C. call
D. leave
Tenses › View
When do we use simple present tense?
A. When an action has happened.
B. When an action is happening right now.
C. When an action may happen in the future.
Mixed Conditionals › ViewIf I was a good cook,
A. I will invite you to lunch.
B. I would invited you to lunch.
C. I’ll have invited you to lunch.
D. I’d have invited them to lunch.
Grammar › View
My grandfather is very old. So, _____ lives with ______.
A. him …… we
B. he …… us
C. I …… our
D. she …… them
