He came to learn how touse the computer.
他来学习如何使用电脑。
Does your sales director know how touse the Internet to find business in your area?
你的销售总监是否知道怎样使用互联网寻找所在区域中的业务？
Under the insufficient environment of the hardware, it is also a question of discussion how touse online English news to serve ordinary listening comprehension teaching.
在硬件不足的环境下，如何使用在线英语新闻服务于普通听力教学也是一个讨论的问题。
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