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【单选题】
平滑面龋的病损形态是A.
烧瓶状，口小底大
B.
烧瓶状，口大底小
C.
浅碟状，口大底浅
D.
三角形，顶向釉牙本质界
E.
三角形，顶向釉质表面
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】关于肿瘤的描述，错误的是（）
A.
癌比肉瘤多见
B.
肉瘤多发生于青少年
C.
癌比肉瘤易发生淋巴道转移
D.
凡称为瘤的肿瘤都是良性肿瘤
E.
恶性肿瘤多呈浸润性生长
【简答题】Complete the second sentence so that it has a similar meaning to the first sentence, using the word given. You must use between two and five words, including the word given. 1. I'm quite certain he kn...
【单选题】Section B Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you ...
A.
Kings and queens, princes and princesses, and lords and ladies built castles in order to get more land. .
B.
Around the outside of a castle, a moat was dug, which was often filled with water.
C.
A castle was built behind a thick end high stonewall, which was strong enough to stand the possible attack of enemies.
D.
If a drawbridge was pulled up, there was no way for people to enter the castle.
【单选题】Section B Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you ...
A.
Kings and queens, princes and princesses, and lords and ladies built castles in order to get more land.
B.
Around the outside of a castle, a moat was dug, which was often filled with water.
C.
A castle was built behind a thick and high stonewall, which was strong enough to stand the possible attack of enemies.
D.
If a drawbridge was pulled up, there was no way for people to enter the castle.
【简答题】Hector: ... Let me _(1)_ you to my family. This is the Sanchez family. That’s my _(2)_ side of the family. Naomi: Which one is your dad? Hector: Here he is. Dad, _(3)_ my friend Naomi. Naomi, meet my ...
【单选题】听力原文：W: Have you heard of any famous Canadian actors and singers? Many of them began heir careers in Canada before heading south to the larger audiences of the United States. There they have become po...
A.
In Africa.
B.
In Britain.
C.
In Canada.
D.
In Southern America.
【单选题】听力原文：W: I received an email yesterday from Henry. Do you remember? He was one of the chairpersons of our students union. M: Yes, but I haven't heard from him for ages. Actually, I've been out of touch...
A.
They were both chairpersons of the students' union.
B.
They have known each other since their schooldays.
C.
They are going to hold a reunion party.
D.
They have been in close touch by email.
【单选题】Section B Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you ...
A.
Kings and queens, princes and princesses, and lords and ladies built castles in order to get more land.
B.
Around the outside of a castle, a moat was dug, which was often filled with water.
C.
A castle was built behind a thick and high stonewall, which was strong enough to stand the possible attack of enemies.
D.
If a drawbridge was pulled up, there was no way for people to enter the castle.
【单选题】下列关于肿瘤的描述,错误的是?
A.
成肾细胞瘤与肾母细胞瘤是一种肿瘤。主要来源于胚胎细胞未成熟组织。
B.
恶性肿瘤以膨胀性生长居多。
C.
良性肿瘤边界清楚，大多有包膜。
D.
恶性肿瘤有侵袭及蔓延现象。
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