他对这个奇怪的谜题感到困惑。
He felt ___bemused by the strange riddle.
老师用复杂的数学题把学生们都搞糊涂了。
The teacher ___bemused the students with complicated math problems.
她坐在公园长椅上,一脸困惑,完全没听见我在叫她。
She sat on the park bench, looking ___bemused, completely unaware that I was calling her.