1.His uncle has been to Eerope twice.就划线部分提问。划线部分为twic

1, 次数提问用How many times has his ……
2, Neither has 或have
3, So do I （我也是）
4, How long has your brother been a tour guide 对多久提问，用
How long
5, neither nor （两者都不）
6, it , to watch （it 作形式宾语，做某事有趣用　TO DO ）
7, 题目不全吧， 看到某人做整件事的过程用动词原形，正在做用动词ING
8, probably 副词修饰动词
9, attracions 吸引人的事物

1.How many times
2.Neither has
3.So do
4.How long has your brother been a tour guide?
5.neither, nor
6.it, to watch
7.was doing
8.probably
9.attractions

1.how many times
2.neither has
3.so do
4.how long has your brother been a tour guide?
5.neither nor
6.it ,to watch
7.doing
8.probably
9.attractions 景点