听第二篇短文,回答第 16—20 小题。
(
B
)16. When is Mary with Amy?
A. At 7:30 a.m.
B. At 7:50 a.m.
C. At 7:40 a.m.
(
C
)17. Why does Mary look after Mr Johnson?
A. Because he is lonely and needs people to talk to him.
B. Because he has many questions to ask Mary.
C. Because his arm is broken.
(
B
)18. What does Mary do for the old people?
A. She solves their serious problems.
B. She helps them take their medicine.
C. She answers their calls at night.
(
A
)19. How many calls does Mary get that day?
A. Two calls.
B. Only one call.
C. Three calls.
(
C
)20. Why does Mary like her job?
A. Because she can get much money from it.
B. Because she likes keeping busy all day.
C. Because she likes helping people when they need her.