试题题干
Translate the following sentence into Chinese.
All we have to do is to spend time mulling over all the things that have gone right for us, rather than dwelling on what has gone badly.
参考答案
试题解析
考点：mull over 深思；rather than 而不是；dwell on 沉溺于。
句子结构：主句为All we have to do is to spend time mulling over all the things，that引导定语从句修饰things。