[填空题]Evidence from an increasing number of research studies suggests that limiting a child’s screen time is the best approach. Screen time includes watching television and using the internet and other (26) devices such as mobile phones, tablets and video games.
Many studies have established positive (27) between excessive TV and video game use and weight gain among children. But the effects aren’t just physical—children who spend most of their time on electronic devices tend to be more insular and lacking in communication skills.
The first two years are the most (28) in a child’s development. Early childhood is critical for brain development and (29) of behaviour. Between two and four, even incremental television (30) can delay development.
The "Born for the Internet" baby: way too much screen time. Last year, the American Academy of Pediatrics updated its (31) for children’s screen time: for those under

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