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.

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填空题
What did the old man see when he got in the trainthe saw（）lying on the seat.
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.
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