题目内容
1.在公共场所放低声音是有礼貌的。
It’s polite to ____voice ____in public.
2.我们应该给那些有智力障碍的孩子一个机会来展示他们的技能。
We should give the children with ________ a chance to show their skills.
3.我们需要更多的钱来继续医学治疗。
We need more money to carry on with the ________.
4.这些新型能源花钱少并且产生更少的污染。
These new types of energy ________ little and produce ____________ pollution.
5.我们的环境变得更糟糕了。不能再允许砍树了。
Our environment is changing for the ____. We aren’t ____to cut down trees any more.
1. keep down 2. intellectual disabilities/trouble 3. medical treatment 4. cost less 5. worse allowed 【解析】 1.it is polite to do…意为“做…是有礼貌的”,“放低声音”是keep voice down,故填keep和down。 2.wi...
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