《2025年课堂笔记七年级英语上册外研版》

Teenagers shouldn't spend ______ time on electronic products. They're bad for eyes.
A. too many
B. a large number of
C. plenty of

答案： C
解析：too many“太多”，修饰可数名词复数；a large number of“大量的”，修饰可数名词复数；plenty of“大量”，既可修饰可数名词复数，也可修饰不可数名词。time 为不可数名词，因此用 plenty of 修饰。