He often helps others.否定句 He_____ _____help others
问题描述:
He often helps others.否定句 He_____ _____help others
答
doesn't oftenWhy?实义动词作谓语,一般现在时,主语第三人称单数,故要加助动词doesn‘t ,o
He often helps others.否定句 He_____ _____help others
doesn't oftenWhy?实义动词作谓语,一般现在时,主语第三人称单数,故要加助动词doesn‘t ,o