17. Be when you cross the road.

The fact has worried many scientists the earth is becoming warmer and warmer these years

I’ m sorry, but I didn’tmean__________ out your secret.—But you know, letting out one’s secretmeans________ one’ s feelings.

对下列各句按文言句式特点归类正确的一项是（ ）①而刀刃若新发于硎 ②盛以锦囊 ③君何以知燕王④凡长安豪富人为观游及卖果者 ⑤洎牧以谗诛 ⑥而为秦人积威之所劫⑦故不我若也 ⑧汉骑追者数千人 ⑨使负栋之柱，多于南亩之农夫

Women and children, generally referred to as non-power group, are more likely to become _____ targets for thieves and robbers.