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【简答题】
A school newspaper The Teens asked over one thousand teenagers how they spent their spare time. Here they report the r     小题1:of the survey. It’s not at all surprising to learn that most teens said they wanted more free time. Most have less than an hour a day for after-school activities. P      小题2:activity was popular among both girls and boys, averaging between three to six hours a week. Favourite sports among girls were tennis, basketball and swimming. Boys said they liked football, basketball and skating. Speaking of entertainment, music and TV were popular. About half of those surveyed said that music was their favourite activity. This i       小题3:both listening to and playing music. TV was also very popular. Three quarters said they preferred watching TV to reading a book or magazine. Unexpectedly, as many as three out of ten teenagers mentioned that collecting things was something they liked to do in their spare time. They had v      小题4:collections from cartoon books and baseball cards to stickers, toys and coins. V  小题5:friends was also popular. Eight out of ten teenagers said they met friends once a week. Nine out of ten said they contacted friends through the Internet. A   小题6:popular way of contacting friends was the telephone. Everyone we surveyed said they spoke to friends every day. Most said they spoke about twenty minutes a day. Surprisingly, teenagers s    小题7:went dancing, especially girls. Only one out of ten said they went to the dance regularly.
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【单选题】高校开展大学生思想政治教育,要把中国特色社会主义理论体系进教材、( )、进头脑工作务必做扎实。
A.
进宿舍;
B.
进社团;
C.
进课堂;
D.
进试卷。
【单选题】对于大学生的学习方法, 错误的 有( )。
A.
改变高中的学习方式,努力学习
B.
合理分配每门课的学习时间
C.
讲究学习方法,培养学习兴趣
D.
临考前通宵达旦用功背书
【多选题】场站收据的核心单据是
A.
第五联
B.
第六联
C.
第七联
D.
第八联
【简答题】三萜皂苷可以看作是由六个____连接而成的,在自然界中有的以____形式存在,有的与糖结合形成____形式存在。
【简答题】芳烃的卤取代反应机理属于( )取代。芳环上的取代基对反应活性和选择性都有很大的影响。供电性基团对芳环起活化作用,发生 ( )定位取代;吸电性基团对芳环起钝化作用,通常发生为( )定位取代。
【单选题】对于所有零级反应来说,下列叙述正确的是( )。
A.
活化能很低的反应
B.
反应速度与反应物的浓度无关
C.
反应速度常数为零
D.
反应速度与时间有关
【判断题】如果【效果】面板被关闭,执行【窗口】/【效果】命令或按Shift+7组合键重新打开
A.
正确
B.
错误
【简答题】对于所有零级反应来说,下列叙述正确的是(    )。 (A) 活化能很低的反应    (B) 反应速率与反应物的浓度无关 (C) 反应速率常数为零    (D) 反应速率与时间有关
【多选题】体育是指在人体中枢神经系统的支配下,以( )的健身、娱乐和竞技等实践活动。
A.
关节为枢纽
B.
骨骼为杠杆
C.
关节为杠杆
D.
肌肉收缩为动力
E.
骨骼为枢纽
【多选题】场站收据联单的核心单据是哪几联?
A.
第四联
B.
第五联
C.
第六联
D.
第七联
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