某公司年初流动比率为2.1，速动比率为0.9，当年期末流动比率变为1.8，速动比率变为1.1，则（）可以解释年初、年末的该种变化。

A.当年存货增加

B.当年存货减少

C.应收账款的收回速度加快

D.更倾向于现金销售，赊销减少

动词的适当形式填空。

1.He will go out for a walk if it ______ (not) rain tomorrow.

2.Would you like ______ (go) out for a walk ?

3.—Did you see Tom at the party?

   —No, he ______ (leave) by the time I got there.

4.She said she ______ (come) to see me before she left.

5.She ______ (tell) the good news as soon as it arrived.