What has the local government of Beijing collected since April?

自4月份以来，北京地方政府已经收集了哪些资料？

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Since April, Nanhu Bridge Waterfalls have been another attraction in Changchun.

自4月以来，南湖大桥瀑布成为长春的另一个景点。

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Since April, the local government of Beijing has collected public opinions on the new Beijing Subway Passenger Rules.

自4月份以来，北京地方政府就新版《北京市地铁乘客守则》收集了公众意见。

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Since April,more than one thousand deaths have been reported from the H1N1 virus, commonly called swine flu.

VOA: special.2009.08.05

Artists and twin brothers Doug and Mike Starn and a team of rock climbers have been building a work called "Big Bambu" since April.

VOA: special.2010.08.13

In the United States, stocks have been falling since April on concerns about the recovery.

VOA: special.2010.07.02

Since April, banks, including Goldman Sachs, UBS, Lehman Brothers and Citigroup, have raised forecasts for aluminum.

FORBES: Magazine Article

Indeed, since April 1, 115, 000 former workers have fled the work force in hopelessness and despair.

FORBES: Magazine Article

In his first loss since April 3 against Boston, Kuroda allowed just two earned runs.

WSJ: No support for Kuroda, Yankees lose 2-0 to Rockies