选词填空 not... until remind sb of sth active fail feel sorry for give up challenge perfect 1.Xiao Wang is very_________ in English classes. 2.They did_____ study English hard ______ they knew it was important. 3.He is never afraid of ________ in life. 4.The picture ________ the old man ________his hometown. 5. Your answer may not be ______, but you have to answer my questions. 6.With the help of other people, he finally ________smoking. 7.If we don’t study hard now, we will __________ ourselves later. 8.Three of us ________ the English exam last Friday.