问题
单项选择题
某分层注水井，全井日注为150m3，根据注入剖面曲线显示该井的第一层段相对吸水量为20%，该层的实际日注入量是（）m3。
A、20
B、30
C、75
D、120
答案
参考答案：B
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某分层注水井，全井日注为150m3，根据注入剖面曲线显示该井的第一层段相对吸水量为20%，该层的实际日注入量是（）m3。
A、20
B、30
C、75
D、120
参考答案：B
Little Mix is a British singing group. They British Talent Show in 2011 and became famous. They are the first to win the show. The of Little Mix has a special meaning. “Little”means they are young girls. The oldest one was born in 1991, and the was born in 1993. “Mix”means each of them is different. Little Mix has a lot of young fans. The four girls think it’s to give fans a positive message. Students have some troubles(苦恼) at school or at home. Their music can help them feel and become more confident(自信的). The four girls work very hard every day, they feel great to sing on the stage, meet their fans and with each other. They are more sisters. Now this group finds big success in America. Do you want them to come to China one day?
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