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问题 选择题

下列加点的成语使用恰当的一项是(      )

A．他虽然在监狱里度过了三年的峥嵘岁月，但出狱后仍然恶习不改，继续作恶乡里。

B．王阿姨一生默默地耕耘在幼儿园里，为祖国培养了无数个风华正茂的少年儿童。

C．“三讲”活动一开始，全公司上下激浊扬清，形成了弘扬正气的政治局面。

D．这位不知名的演员穿上这种时新的唐装后，立即成了影迷们心中的风云人物，人们纷纷仿效起来。

答案

C

（A项，“峥嵘岁月”指不平凡的岁月；B项，“风华正茂”指风采才华正盛；C项，“激浊扬清”指抨击恶浊的，褒扬善良的；D项，“风云人物”指社会上很活跃，很有影响的人）

阅读理解

阅读理解。

    It's a fine day today. There is a sports meeting in Green Zoo. Now it's eight o'clock. Look! A panda and

a koala are running. Oh, the koala run very fast (快). Over there two dolphins are swimming at the pool.

Near the pool, five lions are playing basketball. Eleven elephants are playing soccer. Two birds are in the tree.

They are singing happily. It's twelve o'clock. The animals are very tired. And it's time for lunch. All the animals

go to Peter's Market. It's across from Green Zoo. The panda buys two chicken hamburgers. The koala gets

some leaves. And the lions buy ten kilos of meat. Where are the elephants? They're next to Peter's Market.

They are eating broccoli.

1. Today the weather is            . [ ]

A. cool

B. hot

C. fine

D. windy

2. There is a(n)             in Green Zoo. [ ]

A. birthday party

B. English speech contest

C. Animal sports meeting

D. school show

3. Peter's market is             Green Zoo. [ ]

A. next to

B. across from

C. behind

D. in front of

4. At eight o'clock five lions are            .[ ]

A. running

B. playing soccer

C. swimming

D. playing basketball

5. The panda buys             from Peter's Market. [ ]

A. two chicken hamburgers

B. some broccoli

C. ten kilos of meat

D. some leaves

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填空题

在容积为2L的密闭容器中，对于反应:2A(g)＋3B(g)＝C(g)＋4D(g)，若起始时容器内充入3molA和3molB，v(A):v(B):v(C):v(D)＝____________ 。若在反应中用C的浓度变化表示的平均反应速率为v(C)=1.2mol·L－1·min－1,则v(A)= ___________， v(D)=____________。
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