按指数所说明的对象范围不同,统计指数可以分为总指数和类指数 ( )
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The story happened when______
A. the writer's father died
B. the writer's had finished high school
C. the writer's mother went to work
D. the writer was 18
The writer didn’t want to spend that Christmas at his grandmother's because ________.
A. he had other plans for the festival
B. he didn’t want to visit some poor relatives
C. he wanted to spend the time with friends
D. all the above
The writer felt ________ on the way to his grandmother's.
A. happy
B. excited
C. unhappy
D. angry
The grandmother seemed ________ when she saw her daughter and grandchild at the doorway.
A. surprised and happy
B. unhappy
C. disappointed
D. surprised
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