2. 外语
  3. If the economy get worse, we shall have to (tightly) ______ our belts.

If the economy get worse, we shall have to (tightly) ______ our belts.

admin2014-02-19  40
问题 If the economy get worse, we shall have to (tightly) ______ our belts.
选项
答案tighten
解析 如果经济更糟糕的话，我们要勒紧裤带了。本题考查词性变换，题中to do sth. 为动词不定式，所以要把tightly，变成tighten。
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