Question

初二英语填空（用所给单词的适当形式填空）

1.I used my money _____(buy)the dictionary.
2.Sorry,I kept you _____(wait)so long.
请讲解一下，谢谢！

Answer 1

1，to buy
use sth. to do sth.用某物做某事
2，waiting
keep sb. doing sth.保持/让某人做某事

Answer 2

1. to buy (use to do)
2. waiting (keep doing ) (kept doing)