[ Modals ]
A miracle happened. The doctors ….. find a vaccine for Coronavirus.
A. were able to
B. could
C. managed to
Select your answer:
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Modal Verbs of ObligationUsed to & would & Past SimpleVerbs and AdverbsGrammar for TOEFLPhrase and ClauseGrammar - to beGrammar - some / anyPast Simple (to be)Sentence Structure and Grammar RulesOther quiz:
Conditional Sentences › ViewShe didn’t do the test because it was too difficult.
A . If the test had been too difficult, she could have done it.
B . If the test hadn’t been too difficult, she could have done it.
C . If the test were not too difficult, she could do it.
D . If the test hadn’t been too difficult, she couldn’t have done it.
Grammar › View
What is the past tense of the verb say?
A. sayed
B. said
C. saided