I heard them _____ in the next room this

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问题选择题

I heard them _____ in the next room this time yesterday. [ ]

A: talking and laughing

B: talked and laughed

C: talk and laugh

D: to talk and laugh

答案

答案：A

选择题

关于下列四个图像的说法中正确的是

A．图①表示可逆反应CO(g)+H₂0(g)5C0₂ (g)+H₂(g)△H>0

B．图②表示压强对可逆反应2A(g)+2B(g) 3C(g)+D(s)影响，乙的压强大

C．图③表示有无催化剂化学反应中能量变化

D．图④表示C0₂通人饱和碳酸钠溶液中，溶液导电性变化

选择题

It's possible that I'm not fit to be a teacher as you, but ____ , I'll have a try. [ ]

A. somehow

B. anyhow

C. therefore

D. otherwise