质量的SI单位()可允许在分母中,此时把kg作为质量单位的()来看待,不作为分母中的()。
参考答案:kg;整体;单位加词头
放射性核素心血管动态显像
A.流经通路
B.血管灌注
C.微血管暂时栓塞
D.血池分布
E.选择性浓聚器官摄取显像剂的机制分别是
根据句意和汉语注释,在答题卡标有题号的横线上,写出单词的正确形式。
小题1:The first step towards forming ____________ (习惯) is that you can plan everything well.
小题2:My parents always _________(比较) me with my sisters before. That made me feel unhappy.
小题3:Wine and other goods ____________ (进口) from France are popular in China.
小题4:Look! There are two coats hanging over there. The blue one is the ________(干的) of the two.
(B)根据句意,在答题卡标有题号的横线上,写出括号内所给单词的适当形式。
小题5:Look at _________ (you) in the mirror. How dirty your faces are!
小题6:Grandpa told me that he joined the Party in his early ___________(twenty).
小题7:Here comes the most exciting moment! One of the ______(spaceman)is out of the spacecraft.
小题8:If you want a strong body, you must eat and drink ____________(health).