pleased, pleasant, pleasing, pleasure有何区别和用法?答:pleased, pleasant, pleasing, pleasure 的区别和用法 1)pleased指外物作用于感官,使人感到"高兴 、满意、喜欢",常见的结构为:be pleased+不定式或从句,be pleased with, be pleased at (about)。例如:I'm very pleased with the performance. We're pleased about (at) your success.I'm quite ...