质量是54g,制成体积是25cm3的铝球,这个铝球是 心的,其空心部分体积是 。
空、5cm3
Benedit综合征()
A.同侧动眼神经瘫,对侧不自主运动
B.外展及面神经交叉瘫
C.同侧凝视麻痹和周围性面瘫,对侧偏瘫
D.动眼神经交叉瘫
E.病侧小脑性共济失调,意向性震颤,舞蹈样不自主运动
It was a very hot day in the middle of summer, and there were no trees along the street. Mr. Read (41) his shop at half past five, and went out into the street and began walking to the bus. He was a very (42) man. The sun shone straight down the street, and in a few minutes Mr. Read (43) very hot.
A. withB. next C. near
A small boy came out of another (44) in the street and followed Mr. Read. He stayed very (45) him all the time, and he kicked Mr. Read’s (46) several times. Mr. Read looked at him angrily each time.After the fourth time, Mr. Read stopped, turned (47) and said to the small boy, "What are you doing (48) following me like that! You’re going to hurt my feet.""I’m (49) , but don’t stop me, please!" the small boy said. "It’s very hot today, and there isn’t (50) shade anywhere else in the street!\