单项选择题

What guarantees the exchange of audio and video attachments

A．Higher-end applications.
B．Four megabytes' e-mail storage.
C．Sixty-two megabytes' e-mail storage.
D．250 megabytes' e-mail storage.
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单项选择题
What needn't to be considered for Web-based e-mail accounts
A．E-mail storage limit.
B．Longevity of the company.
C．Service fees.
D．Span filter features.
单项选择题
What weather conditions are predicted during the night and morning hours
A．Heavy fog.
B．Periodic sleet.
C．Strong winds.
D．Heavy snow.
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