Definition: to become lower in size, amount or strength Level: B1
医生说我需要多休息，这样我的血压才会降下来。
The doctor said I need more rest so my blood pressure will ___fall.
今晚温度可能会降到零度以下。
The temperature could ___fall below zero tonight.
平均气温下降了十度。
Average temperatures ___fell by ten degrees.
