1.However, the researchers say the effects of exercise are often small. They suggest that yoga, which combines physical exercise with breathing.
combine with与…结合
But if you offered to combine with them I would see no objection.
但是假使你想同他们联合,我并不反对
。2.Dr. Karen Sherman said this was because of “mind and body effects”.
because of因为,由于
The man was known to the police because of previous convictions.
因为有犯罪前科,警察们都认识这个人
。