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【单选题】
“记事本”文件默认的扩展名是（ ）。A.
.RTF
B.
.WRI
C.
.TXT
D.
.DOCX
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
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【简答题】果汁饮料中的有机酸,用NaOH标准溶液滴定时,被中和成盐类,以 为指示剂。
【简答题】________ made me more unhappy was _________ the boy asked my friend to be his girlfriend and she agreed. A．What;that B．That;that C．What;whether D．It;that
【简答题】通过亚马逊卖家中心查看数据报告时,通过观察与分析各类数据报告,其数据的变化带给卖家哪些启示呢?
【简答题】I’d like to buy a present for my girlfriend’s birthday，_______ at a reasonable price but of great value. A．which B．as C．that D．one
【单选题】My uncle brought his girlfriend to ____ my parents’ happy marriage with her own eyes at Christmas that year.
A.
practice
B.
appreciate
C.
experience
D.
witness
【简答题】The happy time with my girlfriend was really______(forget).
【简答题】My girlfriend ______ a pen pal since she was in her early s. Ahad Bhas had Chave Dhave had
【单选题】---- Why are you in such a hurry? ---- My girlfriend ____ for Shanghai. I’m going to the airport to see her off.
A.
is leaving
B.
has left
C.
was leaving
D.
left
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