The name for this lesson is "she has bought quite a few clothes"她买了不少衣服呢。
The key words are "东西 thing,stuff" "一点儿 a few, a little" "苹果 apple" "衣服 clothe" "少 little" "不少 quite a few" "后 after, latter" "开车 drive car"
The grammar is "了“ to indicate occurrence or completion.