Answer:
ABABBB CCDDEEFF.
Step-by-step explanation:
This is how words are rhymed at the end of each line:
lair A
wing B
air A
Spring B
thing B
sing B
blow C
flow C
may D
away D
stroll E
soul E
sieve F
live F
Some literary critics consider the words blow flow stroll soul to be one rhyme; therefore, they define the rhyme scheme of this sonnet as ABABBB CCDDCCEE.