If a test finds that soil has too much lead, you might be advised to remove the soil or cover it with sod grass.
VOA: special.2009.06.09
Piaget was really big into question and answer, but one problem with this is that children aren't very good with language, and this might lead you to underestimate how much they know.
皮亚杰非常热衷用问与答的方法进行研究,但这里存在的一个问题便是,儿童并未能完全掌握语言,这可能会导致你低估他们的理解能力
"Oh,usually to lead a healthier lifestyle by eating better food and not drinking so much,so (Laughs)" Jamar Negron,a high school student from New Jersey, has a few resolutions for two thousand ten: "I'm a fencer, so my New Year's resolution is just to become better at fencing.
VOA: special.2009.12.28
The lead up to Afghanistan's second round of voting is beginning much like the first round under the Taliban's threats of violence.
VOA: standard.2009.10.24
"If we keep defining our happiness through how much we consume it's going to lead to tragic end,"
VOA: standard.2010.01.23
He says such an attempt would lead to "so much bloodshed that no one could justify."
VOA: standard.2010.04.12
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