The earth's rotation will be one month and the moon's orbital period will be one month (but a month will be much longer then).
(The earth's rotation; will be; one month) (the moon's orbital period; will be; one month) (a month; will be; much longer; T:then)
The earth's rotation the moon's orbital period a month
will be will be will be
one month
one month
much longer T:then