问题
单项选择题
男，60岁，鼻出血3个月，CT示右上颌窦密度增高，前外壁破坏，最可能的诊断是（）
A.上颌窦腺瘤
B.上颌窦囊肿
C.上颌窦炎
D.上颌窦癌
E.上颌窦黏膜囊肿
答案
参考答案：D
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男，60岁，鼻出血3个月，CT示右上颌窦密度增高，前外壁破坏，最可能的诊断是（）
A.上颌窦腺瘤
B.上颌窦囊肿
C.上颌窦炎
D.上颌窦癌
E.上颌窦黏膜囊肿
参考答案：D
完形填空。
Mike is a little boy. He 1 four years old. One day, his mother 2 him to see his grandmother.
His grandmother's home is very far 3 their house. So they go there 4 . There 5 only a few people
on the bus. They all sit on 6 seats. Mike is very happy. He looks 7 the window and talks with his
mother. After a while, Mike starts running on the bus. He runs and runs, " 8 are you always running?
Please sit 9 ," his mother says. "I want to see my grandmother 10 . I want the bus to move faster."
Mike answers.
| ( )1. A. has | |
| ( )2. A. takes | |
| ( )3. A. from | |
| ( )4. A. by train | |
| ( )5. A. is | |
| ( )6. A. they | |
| ( )7. A. out of | |
| ( )8. A. What | |
| ( )9. A. in | |
| ( )10.A. faster | |
| B. have |
B. makes
B. off
B. with a bus
B. have
B. their
B. out
B. How
B. down
B. later
C. lets
C. to
C. by bus
C. are
C. theirs
C. from
C. Why
C. up
C. earlier