题目内容：

阅读下面短文，在空白处填入 1 个适当的单词或括号内单词的正确形式。将 答案写在答题卡上。

American teenagers used to look forward to growing up. Getting their first license or 1.(work) at their first part-time jobs were exciting events in most teens' lives. 2. fewer American teens are doing "adult" activities like driving and working now.

Does too much homework made them 3.(tire)? The answer is NO. Teens actually spend less time on homework now than they did in the 1990s. A child expert says that today's teens are different because they are the 4.(one) generation to grow up with social media and smart phones.

What kind of effects does this have on how 5.(quick) kids grow up? For one thing, kids spend more time playing with technology and less time on other things. This may explain6. fewer kids are interested in "adult" activities.

In high school, getting one's first driving license used to be regarded as something "cool" 7. could impress one's friends. But today, kids avoid 8.(share) this with others. They would rather stay at home and play on their phones.

It is hard 9.(say) growing up more slowly is good or bad. But kids can have more time for social and emotional 10.(develop). It is necessary for success later in life.