调压器应保证使用安全,运行可靠,便于维护,指挥器进口应设有()来保证正常工作。
A.阀门
B.压力表
C.过滤器
D.旁通
参考答案:C
改错题。
One cold winter day in 1900, a small boy calling 1.________
Charlie Chaplin walking along the street in London. 2.________
He did not have breakfast and lunch. He wanted to 3.________
buy some bread, and he didn't have any money. 4.________
His father dead when he was very young. His 5.________
mother was often very sick, and she could not take 6.________
care of Charlie or his brother. All of them had to 7.________
work to help their sick mother.
He was a small boy but his dream was not very big. 8.________
He wanted to be great man in the world of film. So 9.________
he worked very hard to sing and danced well. 10.________
患者女性,1岁,出生2个月即发现左颇稍显膨隆,逐渐长大,低头位增大明显,目前不适宜的治疗方案是()
A.给予激素治疗
B.发展迅速,及时治疗
C.穿刺诊断
D.放射治疗
E.定期观察和复查