4.often,he,wash,how,does,face,his?5.take,need,they,medicine,to,some?

问题描述:

4.often,he,wash,how,does,face,his?5.take,need,they,medicine,to,some?

How often does he wash his face?他洗脸的频率如何?(多久洗一次脸)
They need to take some medicine 他们需要带些药