选词填空,请选择正确的词填空 after difficult formal last long seldom wrong younger 1 The Millers gave a big party on Ling's————evening in San Francisco. 2 Ling felt much happier————Kate tried to help her. 3 Ling found introductions and greetings were quite ——————in English. 4 Nowadays, ————— people don't use “How do you do?" among themselves. 5 I just hope I don't say the —————— thing, Ling thought. 6 The Millers ——————barbecue during the week. 7 Some older people prefer —————— introductions. 8 When you see somebody you know after a —————— time, say “How are you?"