是
+
是不是
HSK1
Simplified
是不是
Traditional
是不是
Pinyin
shì bu shì
Definition
is or isn't; yes or no; whether or not
他是不是在家？
Tā shìbushì zài jiā?
Is he at home?
你是不是要走？
Nǐ shìbushì yào zǒu?
Are you leaving?
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是
shì
to be (followed by substantives only); correct; right; true; (respectful acknowledgement of a command) very well; (adverb for emphatic assertion)
HSK1
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