如图是位于水平桌面上的玩具“不倒翁”摆动过程的示意图，O点是“不倒翁”的重心．将“不倒翁”扳到位置1后释放，“不倒翁”向右摆动，经过竖直位置2到达另一侧最大摆角的位置3．关于这一现象，下列说法中正确的是（   ）

国际货币基金组织（IMF）在美东时间9月30日宣布，人民币10月1日正式加入IMF的                （SDR）货币篮子。IMF总裁拉加德发表声明称，“货币篮子扩容对于IMF、中国和国际货币体系来说，都是历史性里程碑。”（     ）

下列各组词语中，字形全都正确的一项是（ ）

情景交际

        A. that's too bad. 

        B I left my cell phone in one of the clothing shops.

        C It doesn't matter.  

        D You should go to the police station.

        E It wasn't there .

        F That's really kind of you. 

M: Why do you look so unhappy , Jane ?

W: I went shopping this morning .____

M: Oh,____ Did you get back ?

W: No, I didn't . I went back to the clothing shop and the shop assistant said that ____. I think someone must have taken it  

M: I think____         

W: I think so, too

M: Well, I can go there with you

W:____ Thanks a lot

M: Not at all . Let's go now

W: OK