Snakes come near the house now and then. We have to ______ finding a solution to driving them away.

Our teacher asked us to stop __________. So we stopped _________ to him.

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

－Do you know our hometown at all?－No, this is the first time I _______ here

You ________ believe how wonderful Van Gogh’s“Sunflowers” is until you ________ it with your own eyes.