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1. Hawking also revealed his
(设想) of other forms of energy that could move us to a new planet.
【考点】
可数名词;
【答案】
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单词拼写（单句）
普通
课时演练
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1. Each
(一件商品) in the store has a bar code or a product number.
单词拼写（单句）
普通
2. Please remember to bring a piece of wood,a hammer,some rubber bands and some
(钉子) with you.
单词拼写（单句）
普通
3. The supply of electric power to Madrid and neighbouring
(地区) has to be restricted.
单词拼写（单句）
普通