Why was the old man walking along the platform
Because he was looking for（）.

单项选择题What does the woman mean（）

A．She wrote it last semester.
B．She’ll finish it in a few minutes.
C．She never does assignments early.
D．She isn’t going to write it.

单项选择题What changes does computer have How（）

A．It becomes smaller and works faster.
B．It becomes larger and works faster.
C．It works as larger and works slower.
D．It becomes smaller and works slower.