They ___swim across the river.A can both B both can C are both D both are

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They___swimacrosstheriver.AcanbothBbothcanCarebothDbothareThey___swimacrosstheriver.AcanbothBbothcan

They ___swim across the river.A can both B both can C are both D both are
They ___swim across the river.A can both B both can C are both D both are

They ___swim across the river.A can both B both can C are both D both are
A 因为若句中谓语动词包含情态动词或助动词时,both大多放在第一个情态动词或助动词之后.
can是情态动词,所以both放在它后面.