百草枯中毒解救时不宜
A.尽快催吐、洗胃、导泻
B.洗胃液中加入1%皂土或3%漂白土液
C.出现呼吸窘迫时吸氧
D.早期使用糖皮质激素
E.眼部损伤使用氯霉素眼药水
参考答案:C
We didn't know _________.[ ]
A. what are they shouting about
B. what they are shouting about
C. what they were shouting about
D. what were they shouting about
改革的性质