【简答题】A—Snapshot B—Word Power C—Conversation D—Grammar Focus E—Pair Work F—Role Play G—Group Work H—Class Activity I—Pronunciation J—Listening K—Writing L—Reading M—Interchange Activities N—Additional Optio...
【单选题】data1 = pd.DataFrame({ 'a' : range ( 1 , 10 ), 'b' : range ( 11 , 20 )}) data2 = pd.DataFrame({ 'a' :[ 7 , 8 , 9 ], 'd' :[ 3 , 5 , 7 ]}) 按照 data1 的行合并 data1 和 data2
A.
pd.merge(data2,data1,how=’left’)
B.
pd.merge(data1,data2,how=’right’)
C.
pd.merge(data1,data2,how=’left’)
D.
pd.merge(data1,data2,how=’inner’)
【单选题】According to the 2006 anti-smoking restrictions, smoking was NOT allowed in
【单选题】企业建账的工作内容不包括以下哪一项?( )
A.
账套信息:包括账套号,账套名称,账套启用日期及账套路径。
B.
核算单位基本信息:包括企业名称,简称,地址等。
C.
账套核算信息:包括记账本位币,行业性质,企业类型等。
【单选题】On cold days people in Manhattan like to take their children to PlaySpace, an indoor playground full of wonderful climbing and sliding contraptions. There's just one irritating detail: when you pay yo...
【单选题】商务型饭店多位于 ( ) ,接待商务客人、旅游客人及因各种原因作短暂逗留的其他客人。
【单选题】商务型饭店多位于哪里,接待商务客人、旅游客人及因各种原因作短暂逗留的其他客人?
【简答题】一、用所给词的正确形式填空 1. We often___________(play)on the playg r ound.
【简答题】We often______(play)in the playg r ound.