单项选择题

From the passage, you can tell that people prefer glass fibre cables to copper cables because ______.

A. glass fibres are less expensive
B. glass fibres deliver message directly

C. glass fibres are more up to date
D. glass fibre are easier to make
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单项选择题
A. In the supermarket. B. In the department store. C. On the Internet. D. In the specialty shop.
A. In the supermarket.
B. In the department store.

C. On the Internet.
D. In the specialty shop.
单项选择题
A. I’m busy. B. Tomorrow evening. C. Why do you say so D. Good idea.
A. I’m busy. B. Tomorrow evening.
C. Why do you say so D. Good idea.
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