展开全部 在but后何时要接带to的不定式,何时要接不带to的不定式有一条简单的规则。那就是前面动词是do(does/did/carried out /undertaking/to accomplish)时,后接不带to的原形不定式;如前面用的是其他的动词,则后面的不定式要加上to。 1. Making use of what you are aware of from both of those aged and new international trade principle, How could you make clear the obvious results of Baladna in ma... https://paysomeonetodomycasestudy06925.full-design.com/the-smart-trick-of-case-study-solution-that-no-one-is-discussing-79243269