1 The plane to Beijing will take off___

问题描述:

1 The plane to Beijing will take off___
A in quarter past six
B in a quarter past six
C at quarter past six
D at a quarter past six
2 They have worked together for about___
A a year and half
B a year with half
C a year and a half
D a year with a half
麻烦详细分析错误的选项,

第一题的话,时间前面用at,排除ab,后面固定,quarter为15min,意为6点过15min;第二题固定搭配,一年半那一二题分别选什么。?D、C