题目内容：
根据下面内容，回答题： You really have to get very old before you realize you're old. I'm in my middle fifties and I don'tfeel 21yet. However, sometimes I look back at my childhood and 22 things to the way life isfor 23 kids. Some things have certainly changed.
One area of change is 24 Some changes have been improvements. Some changes, on theother hand, have been 25.
When I started school, most people didn't have a television; TV was just beginning to get 26. My father decided to go all out arid buy a 16 inch black and white Motorola 27I still remember watching the Lone Ranger save people from the 28guys on that awesome electronic machine. That was exciting!
Now,29 have larger pictures in full color. The pictures are clearer and the sund is much more 30The new high definition sets are made to rival 31 screens.
The variety and quantity of programming has 32 greatly. There are hundreds of channels and more shows than one person could ever watch. There are many fine entertainment and educational33There's also a lot of garbage stuff that most 34don't want their kids exposed to. Overall, we have more choices, and that is good.
I wonder what 35 will be like when today's kids are my age.
A．young
B．old
C．sad
D．happy
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