text: Apple CEO Lisa Jackson said the difficulty of using clean energy, such as wind power and sunlight, is unstable?
classes:  No, keeping track of your hCG levels can help predict your pregnancy and any pregnancy conditions.  Besides, keeping track of your hCG levels can help predict your pregnancy and any pregnancy conditions.  Yes, keeping track of your hCG levels can help predict your pregnancy and any pregnancy conditions.  Meanwhile, keeping track of your hCG levels can help predict your pregnancy and any pregnancy conditions.