有下列四種變換方式:

①向左平移,再將橫坐標變?yōu)樵瓉淼?IMG style="vertical-align:middle" SRC="http://thumb.1010pic.com/pic7/pages/60A2/2700/0011/0962cb6736617d849c1fce45b4f2d43c/A/Image32.gif" width=16 HEIGHT=41>;

②橫坐標變?yōu)樵瓉淼?IMG style="vertical-align:middle" SRC="http://thumb.1010pic.com/pic7/pages/60A2/2700/0011/0962cb6736617d849c1fce45b4f2d43c/A/Image32.gif" width=16 HEIGHT=41>,再向左平移;

③橫坐標變?yōu)樵瓉淼?IMG style="vertical-align:middle" SRC="http://thumb.1010pic.com/pic7/pages/60A2/2700/0011/0962cb6736617d849c1fce45b4f2d43c/A/Image32.gif" width=16 HEIGHT=41>,再向左平移;

④向左平移,再將橫坐標變?yōu)樵瓉淼?IMG style="vertical-align:middle" SRC="http://thumb.1010pic.com/pic7/pages/60A2/2700/0011/0962cb6736617d849c1fce45b4f2d43c/A/Image32.gif" width=16 HEIGHT=41>;

其中能將正弦曲線y=sinx的圖像變?yōu)閥=sin(2x+)的圖像的是

[  ]
A.

①和②

B.

①和③

C.

②和③

D.

②和④

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