is, are, was, were, will be, are going to be, have, has, had The beautiful ________ something that the innocent ________ not always able to appreciate fully.
is、are
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When________totellthedifferencebetweenBritishandAmericanEnglish,thelinguistmadealongand________speech.
The twins had been away for such a long time that many people in the village thought they ________.
Thenoiseofthepartystoppedmegetting________________sleep.
Themanagerfulminatedagainsthissecretary,________surprisedme.
Everyoneisexcitedbythenews,________________?
