be sure to do  something
be
bi
bi
sure
ʃʊə
shue
to
tə
tē
do
du:
doo
something
sʌmθɪng
samthing

英語での「be sure to do something 」の定義と意味

be sure to do something
01

used to remind someone to make sure they do something 

例
Be sure to turn off the lights before you leave the room. 
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