【多选题】Cooperative language learning is a working activ i ty ______.
A.
including in small groups
【单选题】---Do you know ________? ---Let me see. I remember it was on March 18th.
A.
why did they move here
C.
when did they move here
【简答题】如图所示,已知R 1 =4 Ω,R 2 =6 Ω,I S =1 A,U S1 =20 V, U S2 =4 V。求各支路的电流。
【单选题】电路如图所示,已知U=30V,R1=10Ω,R2=20Ω,L=1H,稳定状态下将R1短路,短路后经过( )s电流I达到1.2A。
【简答题】下列会计分录中,属于复合会计分录的有( )。
【单选题】单原子分子理想气体的 C V , m =1.5 R ,温度由 T 1 变到 T 2 时,等压过程系统的熵变 Δ S p 与等容过程熵变 Δ S V 之比是( )
【单选题】Do you have any idea of how many gold medals China won in the 16th Asian Games, ______ was hosted in Guangzhou?
【单选题】单原子分子理想气体的 C V , m =(3/2) R ,温度由 T 1 变到 T 2 时,等压过程系统的熵变 Δ S p 与等容过程熵变 Δ S V 之比是