🎴 Flashcard Mode
TOEFL Grammar & Vocabulary Quiz
Card1 / 16
Mastered0
Review0
QuestionClick to flip
Educational toys and games give children an opportunity to enjoy themselves ___
AnswerClick to flip back
A
while learning.
💡 Explanation:
The phrase 'while learning' is a concise way to express that the action happens during the process of learning. Option A is grammatically incorrect because 'their' is a possessive pronoun that does not fit the structure, and options C and D create awkward or incorrect clause structures.