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WH-CLAUSESdon't / doesn't know |
PROBLEM:
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EXAMPLES: don't/doesn't know
- I don't know why he took Delta to Dallas; Southwestern is cheaper.
- I don't know why Susan didn't come to the party.
- Roger doesn't know when he will be transferred to Hong Kong.
- I don't know why he moved to Vancouver.
SUBJECT + don't know
+ how, who, what, where, when, which
+ pronoun+ verb
+ how, who, what, where, when, which
+ pronoun+ verb
