下列哪一心音可作为心室收缩期开始的标志A．第一心音 B．第二心音 C．第三心音 D．

句型转换。

1. Would you like to sweep the floor? (同义句)

    _____ _____ please sweep the floor?

2. Could you please take out the trash? (作出肯定回答)

    _____ , _____  .

3. The Smith like pop and jazz music. (改为否定句)

    The Smith_____ like pop_____ jazz music.

4. My father would like to go out for a walk. (对画线部分提问)

    _____ would your father like to _____ ?

5. I can't do anything to help you. (同义句)

    I_____ do_____ to help you.

职工享受城镇最低生活保障的，可提取本人住房公积金账户内的存储余额。( )

关节囊内有关节盘的关节是（）

A.颞下颌关节

B.肩关节

C.肘关节

D.髋关节

E.踝关节

热拌沥青混凝土路面施工前的准备工作包括( )。

A．备料

B．恢复中线

C．洒布封层

D．原材料符合性检验

E．铺筑试验段

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