26.It would be unwise to too much significance these differences.
A. attach; to B. refer; to C. apply; to D. contribute; to
25.Most female workers in Shanghai suffer from connected to the global financial crisis, according to a recent survey.
A. curiosity B. eagerness C. anxiety D. thirst
24.- Why was Professor Liu thundering in the classroom yesterday?
- A student’s interrupting his speech the burst of his anger.
A. set up B. set out C. set about D. set off
23.- Sunny day, isn’t it?
- Let’s hope the sunny weather for Saturday’s tennis match.
A. carries on B. moves on C. keeps up D. goes up
22.The rich only themselves in making money and had no eye for the needs and welfare of
their workers
A. devoted B. concerned C. enjoyed D. occupied
第一节:单项选择(共10小题;每小题1分,满分10分)
从A、B、C、D四个选项中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。
21.Many middle school teachers are too heavily with teaching to engage in research work.
A. burdened B. related C. associated D. provided
10.要证明氯水中起漂白作用的成分是HClO,需进行的实验是
A.将有色布条放入盛有1/3容积新制氯水的广口瓶中,盖上玻璃片,观察现象
B.将有色布条放入盛满干燥氯气的广口瓶中,盖上玻璃片,观察现象
C.将有色布条放入盛有1/3容积NaOH溶液的广口瓶中,盖上玻璃片,观察现象
D.将有色布条放入盛有1/3容积水的广口瓶中,盖上玻璃片,观察现象
9.过滤后的食盐水仍含有可溶性的CaCl2、MgCl2、Na2SO4 等杂质,通过如下几个实验步骤,可制得纯净的食盐水:① 加入稍过量的Na2CO3溶液;② 加入稍过量的NaOH溶液;③ 加入稍过量的BaCl2 溶液;④滴入稀盐酸至无气泡产生;⑤ 过滤。正确的操作顺序是
A.③②①⑤④ B.①②③⑤④ C.②③①⑤④ D.③⑤②①④
8.下列各组物质中,只有用焰色反应才能区别的是( )
A.KNO3和NaNO3 B.NaCl和KCl
C.NaNO3和KCl D.BaCl2和NaOH溶液
7.下列混合物的分离提纯中,需要应用过滤这种分离方法的是
A.海水淡化 B.分离豆浆和豆渣
C.用海水晒盐 D.分离污水中的泥沙
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