HSK 7-9
Huáběi Píngyuán dìshì píngtǎn, shìhé zhòng xiǎomài.
The North China Plain is flat and well suited to growing wheat.
HSK 7-9
Huánghé, Huáihé hé Hǎihé dàilái de níshā duījī chéng le Huáběi Píngyuán.
Silt carried by the Yellow, Huai and Hai rivers built up the North China Plain.