填空题

Because cellphones are quick to deploy and cheap to establish, they have spread rapidly throughout the world.

【参考答案】

Y

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填空题

The main difference between cordless phones and cellphones is that cordless phones can only operate in a limited range.

问答题

1. 表示慰问2. 告知有关你备考的情况3. 提出你的建议A Welcome Speech to New Students