I always forget some news . I am very upset. and don' t know  _______ . 
#40719
A
how to do.
B
when to do
C
what to do
D
what to do it
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—Bob, can you read the number 2, 307,018? —Yes, I can. It’s ________.
#41408
A
two million, three hundred and seven thousand, and eighteen
B
two million, and three hundred and seven thousand, and eighteen
C
two millions, three hundred and seven thousands, and eighteen
D
two millions, three hundred and seven thousands, eighteen