在英语中,"expect to do" 和 "expect doing" 都不是正确的表达。"expect to do" 是正确的固定搭配,意味着期待或期望去做某事。例如:
1. I expect to finish the work by Friday.
2. They expect to win the championship.
而 "expect doing" 在英语中并不符合语法规则。
因此,正确的表达是 "expect to do",而不是 "expect doing" 或 "expect to doing"。希望这能帮助你更好地理解和使用这个短语。