单项选择题
A.他想建立一间私人侦探办公室的计划最后瓦解了。 B.他关于建立了一家私人侦探所的错觉,最后消失了。 C.他关于建立一家私人侦探所的幻想最终成了泡影。 D.他关于建立一家私人侦探所的幻想终于破灭了。
A.clean polluted soil and cure disease like cancer B.clean up harmful waste materials in soil and improve people's diet C.produce large number of micronutrients such as iron and zinc D.create food with important minerals or vitamins
A.Plants that absorb metals are being studied by scientists. B.Scientists are trying to create cancer-fighting crops. C.Some wild plants can store micronutrients naturally. D.Anti-cancer products in the foods are good to people's diet.