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a. flows comes watches observe
He should find an excuse. He should ask for excuse. He should say sorry. He should telephone to explain his being late.
must had to ought to might
was helping helps helped is helping
RR和PAR RR和PAR% RR和AR PAR和PAR% AR和PAR
was helping helps helped is helping
in terms of in honor of in favor of in praise of
Having devoted Being devoted Devoting Devoted
A.2) suggests that______. the author was well-fed and healthy even without a fridge in his fifties the author was not accustomed to using fridges even in his fifties there was no fridge in the author' s home in the 1950s the fridge was in its early stage of development in the 1950s
a. flows comes watches observe
resist applaud adjust reform