At a temperature of 68 degrees, how many guinea pigs were infected？A．None.B．Only one.C．Hal

Water freezes at the temperature of 0 degrees Celsius.（英译中)

A．Gases have been heated to a temperature of multimillion－degree.B．Gases have been dra

The lowest temperature at which fuel combustion becomes self－sustaining in the presence of

The temperature of frozen Fargo is______for a full week.A．six degrees below zeroB．twenty d

The function of the sentence "Water boils at 100 degrees centigrade." isA．interrogative.B．

The adventurer started ______ at midnight in a temperature of 30°C below zero.A．outB．upC．o