_________(55)A.award B.applied C.presented D.offe

55._________A. lengthB. dealC. lotD. extent

55._________A. letsB. allowsC. makesD. leaves

55._________A. inB. atC. withD. out

55._________A. tellB. denyC. confirmD. argue

化学泡沫灭火器的使用温度范围是________A．-10～55℃ B．-21～55℃ C．4～55

请根据以下内容回答下列各题 The passage mainly discusses __________.A.award-winning work