He always asks his father ．
| A．what the future will be like |
| B．what will the future be like |
| C．will people have robots at home |
| D．can people live to be 200 years old |
He always asks his father ．
| A．what the future will be like |
| B．what will the future be like |
| C．will people have robots at home |
| D．can people live to be 200 years old |
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