完形填空
It's all annual back-to-school routine. One morning you wave goodbye, and that【C1】______evening you're burning the late-night oil in sympathy. In the race to improve educational standards,【C2】______are throwing the books at kids.【C3】______elementary school students are complaining of homework【C4】______. What's a well-meaning parent to do? As hard as【C5】______may be, sit back and chill, experts advise. Though you've got to get them to do it,【C6】______helping too much, or even examining【C7】______too carefully, you may keep them【C8】______doing it by themselves. "I wouldn't advise a parent to check every【C9】______assignment," says psychologist John Rosemond, author of Ending the Tough Homework. "There's a【C10】______of appreciation for trial and error. Let your children【C11】______the grade they deserve. " Many experts believe parents should gently look over the work of younger children and ask them to rethink their【C12】______. But "you don't want them to feel it has to be【C13】______," she says. That's not to say parents should【C14】______homework first, they should monitor how much homework their kids【C15】______. Thirty minutes a day in the early elementary years and an hour in【C16】______four, five, and six is standard, says Rosemond. For junior-high students it should be "【C17】______more than an hour and a half," and two for high school students. If your child【C18】______has more homework than this, you may want to check【C19】______other parents and then talk to the teacher about【C20】______assignments.