A number of questions ________ by parents at the meeting, but the school leaders could not ________ any proper answer.

There is no _______ in persuading him to give upcomputer games.

比较下列划线词的意义和用法，判断正确的一项是（ ）．①奉宣室以何年 ③天之苍苍，其正色邪②处涸辙以犹欢 ④不知其几千里也

Jim failed in the test because he was_____________in the exam.

Mrs Smith has got _______ instead of getting anybetter.