()的主要负责人和安全生产管理人员不需经有关主管部门对其安全生产知识和管理能力考核合

选出与划线部分意思相同或相近的选项(同意短语练习)

1. Does he have a lot of free time this week?

A. a lots of

B. many  

C.some  

D. much

2. My father makes me skate on Sunday.

A. let  

B. lets  

C. get to  

D. get

3. She often gives me some good advice on how to learn math well.

A. gives some advice me  

B. give some good adive to me  

C. gives some advice me  

D. gives some good advice to me

4. He has helped my brother learn math for a week.

A. helped my brother learning

B. helped my brother  with  

C. helped my brother to learn

D. helped my brother to learning

5. Danny is good at English.

A. do well in  

B. do in  well

C. does well in  

D. does in well

女性，28岁，平素月经规律，闭经2个月，近1个月泉易怒，心跳快，多汗，多食，消瘦。甲状腺弥漫性肿大。为明确诊断，下述各项结果何者意义最大

A．心电图

B．胃镜

C．尿妊娠试验

D．甲状腺超声

E．游离T₃、游离T₄

证券公司媒介资金侧重于中短期资金的供需。 ( )

向饱和KNO₃溶液加入少量的KNO₃固体，保持温度不变，所得到的溶液中（　　）

A．溶质的质量分数增大

B．溶质的质量分数不变

C．溶液的质量增加

D．溶质的质量增加

尼古拉兹实验曲线图中，在以下哪个区域里，不同相对粗糙度的试验点，分别落在一些与横轴平行的直线上，阻力系数λ与雷诺数无关？（）

A.层流区

B.临界过渡区

C.紊流光滑区

D.紊流粗糙区