[ Grammar ]
I__________ what was happening
A. Couldn’t understood
B. Couldn’t understand
C. Was not able to understood
D. Was not able to understand

Random Topics:
Simple Past - Irregular Verbswill, be going to, would like toLinkers and ConjunctionsQuantifiers with NounsGrammar and StructureComparisonsVocabularyVerbsPronoun-Verb AgreementVerbs & Phrasal VerbsOther quiz:
Grammar › ViewI hope the ______ will be fine tomorrow.
A. wether
B. weather
Vocabulary › View
Which word means something that keeps on going, changing slowly over time
A. Subsidy
B. Contiuum
C. Bartering
D. Subsistence