Question

           to forget is a good way to solve our problems and we can also deal with them by         of something worse.

A．Learn; think	B．Learning; think
C．Learning; thinking	D．Learn; thinking

Answer 1

C

試題分析：句意：學會忘記是解決問題的好方法，我們也能通過考慮最壞的情況來處理它們。因為空格處缺少的是主語，所以不能用動詞原形，故排除AD；by 后需跟動名詞形式，即by+doing,故選C。