Early in his career, he continued President Kennedy's desire for social change by helping to pass the Civil Rights Act of Nineteen Sixty-four.

VOA: special.2009.09.13

So essentially, they regulate this action potential, and they do so by helping to establish and then control the voltage gradient within the cells.

总之本质上，它们负责调节动作电位,它们做到这一点通过协助制造,并控制细胞内的电位梯度。

麻省理工公开课 - 化学原理课程节选

And, so, as things are going downhill many people in Paris said look, we must keep fighting, but we must imagine a different world where--we have, we're being betrayed by the provinces that are not helping us, and we need to have help from the provinces.

于是局势日渐危急,许多在巴黎的人说,我们必须战斗,我们要想象出一个全新的世界,有些省份对我们坐视不理,我们被遗弃了,我们需要其他省的援助

耶鲁公开课 - 1871年后的法国课程节选

One way radical Republicans gained support was by helping give blacks the right to vote.

VOA: special.2010.02.04

They can do this by helping individuals they know who may be experiencing loneliness.

VOA: special.2009.12.22

She started her career by helping to set up a shelter for abused women.

VOA: special.2009.03.13

The drug,ipilimumab, worked by helping the body's natural defenses to fight cancer.

VOA: special.2010.07.06

He explained that a person gains by helping others.

VOA: special.2010.02.07

She says by helping the victims of the Padang earthquake, the tsunami survivors of Aceh are paying the debt they owe.

VOA: standard.2009.10.12

But dogs are also proving their worth off the field of battle by helping wounded soldiers recover.

VOA: standard.2010.05.18

She says Washington is delivering on President Obama's promises by helping local communities develop long-lasting solutions and not by focusing on one-time projects.

VOA: standard.2009.11.03

Champ can also be found helping the local economy by appearing on souvenirs like T-shirts and coffee cups.

VOA: special.2009.01.05

So,by saving sharks we are also helping to save people.

VOA: special.2009.04.03

Ray Tye was a Boston philanthropist who was dedicated to helping children get the surgeries they needed, by paying for them.

VOA: standard.2010.06.30

Thank God, the UN is helping us so much and also Hamas is helping by keeping the tunnels open."

VOA: standard.2010.06.16

The military is helping to promote the safe sex message by distributing more than 40 million condoms provided by Australian relief agencies.

VOA: standard.2009.04.04

The ruling sets a legal precedent in Australia, where helping someone to take his own life is punishable by lengthy prison terms in some states.

VOA: standard.2009.08.14

At least 25 people have been killed by flooding in Ghana, where the local Red Cross society is helping vulnerable families with tarps,blankets,kitchen sets, sleeping mats,soap, and jerry cans.

VOA: standard.2009.09.06