Which of the following grammatical forms have most children mastered by the time they enter kindergarten?

Question

Quizplus · Accepted Answer

By the time they enter kindergarten, most children have typically mastered the formation of sentences with the required auxiliary verb before the subject (e.g. "She is jumping"), the use of negation (e.g. "I don't want to"), and the use of embedded sentences (e.g. "I know that he likes ice cream"). Therefore, choice D is the best answer.

Which of the Following Grammatical Forms Have Most Children Mastered