某车间加工120个零件后，采用了新工艺，工效是原来的1.5倍，这样加工同样多的零

求2395÷8的近似值时，可以把2395看作______，近似值是______．

处理喉痉挛的首选措施是（）

A.静注琥珀胆碱

B.快速气管插管

C.环甲膜穿刺

D.气管切开

E.面罩加压吸氧

根据句意及首字母提示完成单词。

1.People all know China is a great C________.

2.Tokyo is the capital of J________.

3.Toronto is a beautiful city in C_________.

The number of pandas is getting _____ because they don't have enough living areas.  [ ]

A. more and more  

B. larger and larger

C. smaller and smaller

D. fewer and fewer

集成有源滤波器的组成，一般由集成电路和（）

A、电感与电容

B、电容与电阻

C、电感与电阻

D、电容与变压器