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【单选题】
按有关技术规定,茄克衫领里允许A.
三拼二接
B.
二拼一接
C.
五拼四接
D.
四拼三接
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】Only after I mailed the letter that I had forgot to put a stamp on it.
A.
I remembered
B.
did I remember
C.
I didn't remember
D.
didn't I remember
【单选题】Only after Helen moved to Australia ______ how important she was to me .
A.
I had realized
B.
had I realized
C.
I did realize
D.
did I realize
【单选题】Only after a year ______ to see the results of my experiment.
A.
I began
B.
I had begun
C.
have I begun
D.
did I begin
【简答题】标记用于定义 HTML 文档所要显示的内容,也称为 标记。浏览器中显示的所有文本、图像、音频和视频等信息都必须位于 标记内, 标记中的信息才是最终展示给用户看的。
【简答题】机械搅拌反应器由( )和 ( ) 两大部分组成。
【单选题】Only after I sent out scores of job application _______ an offer from a small company.
A.
had I receive
B.
did I receive
C.
I had received
D.
I received
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