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【单选题】
典型心绞痛患者含用硝酸甘油后疼痛缓解时间多在A.
几秒钟内
B.
1～5分钟内
C.
10～15分钟内
D.
20分钟内
E.
30分钟以上
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】关于 P53 蛋白与细胞周期的描述错误是
A.
是细胞周期的负调空因子，在信号通路中位于 P21 上游
B.
P53 基因突变成为细胞癌基因
C.
当 DNA 损伤 P53 激活可以抑制 CDK4/D
D.
P53 蛋白体外表达产物可以治疗癌症
【多选题】阅读短文还原句子（共8分，每小题2分） 阅读短文，根据短文内容从方框中选择恰当的句子把短文补充完整，将其代号填在答题卡相应的题号后。注意选项中有一个多余选项。
A.
Every area of your map should be filled in with colors
B.
For a clear map, it must show a number of things
C.
On your map, you must tell people where the hospital is
D.
Next, fill in the shapes of the places and roads in light colors
E.
Think about places you often have to go to A map is a picture of a place. There can be many different maps of the same place. A map cannot show everything about a place. 1 . Here, you will get to make a map which shows the things that make your community a special place to live in. Before you start drawing, make a list of the places and things in your community that you want to include on your map. 2 , places where your relatives and friends live and your favorite places. How do you get there? What roads or paths do you take? What kind of things do you see along the way? As you know, some maps are made to show locations and other maps show us how to get there. They can also show the distances. Now, let’s create a map of your community. On a large piece of paper, draw pictures of the places or the things you decide to include on your map. 3 . Use darker colors to fill in the areas between the features and roads on your map to make your map more interesting to look at. 4 . When your map is finished, show it to your friends or family members to see what they think of it.
【简答题】阅读下列短文，然后根据短文的内容从每小题的四个选择项中选出最佳的一项。 阅读短文，回答 39～42 题： 第 39 题 The housewives who went to the supermarket were__________．
【简答题】阅读下面的短文，根据短文内容选择正确的答案。 Today is Betty's birthday. Some friends will go to Betty's home. They are Lucy, Tom, Mary and Jack. Betty: Hello, Lucy! How do you go to my home? Lucy: I go to your home by bike...
【简答题】任务型阅读。阅读下面短文，根据短文内容根据短文内容完成相关任务。 Every scientist has a childhood dream. A scientist in China once had a dream. He wished to grow a new type of rice. This new type of rice would be as big as peanuts. T...
【简答题】阅读短文，根据短文内容，选择最佳答案。 Aunt Rose's birthday is coming. She is going to be thirty years old. She is in Beijing now. Dad and Mum are going to take me to her house. We are going there by plane. We are leavi...
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