课程学习前需要课程注册， 可以采用 电话注册或者网络注册， “课程注册”与“网络注册”两个用例之间属于()。
更新时间:2024-11-16 14:40:26 A、包含关系C
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____youwerebusy,Iwouldn’thavebotheredyouwithquestions.
Modern____perhapscausesmoreproblemsthanitsolves.
Shehiredalawyertoinvestigate,onlytolearnthatGabrielhadremovedhernamefromthedeed.Theinfinitiveverbphrase“onlytolearn”isused____.
_____atinthisway,thepresenteconomicsituationdoesn'tseemsogloomy.
John'sscoreonthetestisthehighestintheclass;（）helastnight.
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