皮皮学,免费搜题
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【简答题】
MY FAVOURTE PHOTO BLOG POST YOUR FAVOURITE PHOTO ON THE WEBSITE, TOGETHER WITH A SHORT DESCRIPTION OF WHY THE PHOTO IS IMPORTANT TO YOU. This week's winner is Sasha, a student from Cangzhou Technical College. 1. One of my favourite photos is this one of myself and a man. 2. A waitress took the photo in last summer vocation when I was on holiday with my cousin in Los Angeles. 3. One afternoon we 1 (have)lunch in a nice restaurant in the centre of town when my cousin 2 (get)a call on her mobile phone and went outside to talk. While she was speaking to her friend, I suddenly 3 (notice) a man in a black hat who 4 (sit)at the next table. It was the actor Johnny Depp! He was alone, and I decided to take my chance. So I got up and 5 (go)to his table. "Excuse me, could I have my photo taken with you? "I asked. He 6 (say)yes, so I stopped a waitress who 7 (pass)by and gave her my camera. She took(take)the photo of me and Johnny. I thanked them both, and then I returned to my table. When my cousin 8 (come)back, I was smiling. I 9 (look)at the man in the black hat-he 10 (laugh). Suddenly, I became so embarrassed. When I took the photo I thought he was the famous actor, but in fact he was not. 4. I love this photo because it's interesting, and it reminds me of the funny experience. 5. I have the photo on my phone and on my computer with other photos of Los Angeles. b. Complete the text with the correct form of verb in brackets.
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【多选题】以下属于非随机抽样法的是( )
A.
任意非随机抽样
B.
配额非随机抽样
C.
判断非随机抽样
D.
滚雪球非随机抽样
E.
分群抽样法
【多选题】以下属于非随机抽样的是_____。
A.
便利抽样
B.
典型抽样
C.
配额抽样
D.
滚雪球抽样
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A.
同边正向网络效应
B.
跨边正向网络效应
C.
同边负向网络效应
D.
跨边负向网络效应
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A.
等距随机抽样
B.
任意抽样
C.
判断抽样
D.
配额抽样
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A.
跨边负向网络效应
B.
同边负向网络效应
C.
同边正向网络效应
D.
跨边正向网络效应
【多选题】滴滴打车向乘客提供乘车补贴时会带来哪些效应( )
A.
跨边正向网络效应
B.
同边正向网络效应
C.
跨边负向网络效应
D.
同边负向网络效应
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微型化
B.
智能化
C.
多媒体化
D.
网络化
【多选题】滴滴打车向乘客提供乘车补贴时会带来哪些效应()
A.
跨边正向网络效应
B.
同边负向网络效应
C.
同边正向网络效应
D.
跨边负向网络效应
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任意抽样
B.
判断抽样
C.
配额抽样
D.
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A.
简单随机抽样
B.
任意抽样
C.
判断抽样
D.
配额抽样
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