句型转换:They are eats apples.(改错)答案是They are eat apples.还是They are eating apples.一定要正确的,
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句型转换:They are eats apples.(改错)答案是They are eat apples.还是They are eating apples.一定要正确的,
句型转换:They are eats apples.(改错)
答案是They are eat apples.还是They are eating apples.
一定要正确的,
句型转换:They are eats apples.(改错)答案是They are eat apples.还是They are eating apples.一定要正确的,
They are eating apples.他们正在吃苹果
are是谓语,所以不能再有动词eat或eats作谓语了,得改成eating
Be doing表示正在进行时,第二个对
是They are eating apples
They are eating apples
他们正在吃苹果 是Be doing
They are eating apples.
他们正在吃苹果
现在进行时,表示动作正在进行。
They ate apples.
他们吃了苹果。
一般过去时,表示一般性的过去的动作。
They are eating apples. 因为这是现在进行时的句子,be + v.ing 形式。表示他们正在吃苹果。
如果是没有其他语境, They eat apples. 应该也是对的。一般现在是的句子。
不加 -s 是因为主语是第三人称复数。表示他们长期以来是吃苹果的。
1、A:They eat apples.
他们吃苹果。
B:They are apples.
他们是苹果。
(are 和 eat 都是谓语,一个句子只能有一个谓语!所以去掉其中之一!)
2、They are eating apples.
他们正在吃苹果。
(这句是正在进行时!)
They are eating apples
他们正在吃苹果
be doing sth 现在进行时的结构 表正在做某事