[ Grammar ]
A：＿＿＿ didn’t James answer my message this morning? B：He didn’t answer your message ＿＿＿ he was too busy with his work.
A. What; because
B. How; because of
C. Why; because
D. When; , so
Linking Verb Linking Verb AdverbBare Infinitive and To InfinitiveThere is, There are, Some, AnyPast Simple, Past Continuous, Past PerfectVerb-ing and InfinitivePassive SentencePresent Simple
Other quiz:Adjective or Adverb › View
My friends say that I sing very _______.
Grammar › View
Officer Rex forgot his badge ____________ home.
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