问答题

________ (直到截止日他才寄出)his application form.

【参考答案】

It was not until the deadline did he send out
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填空题
A．thatB．whichC．thisD．what
单项选择题
By scholarly skywriting , the author means scholars _________.
A．get new ideas from discussions through electronic networks
B．have their scientific papers openly published on the Net
C．are free to express their ideas on the line
D．create, polish and publish their ideas on the line
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