Viết dạng đúng của động từ trong ngoặc :
1. He always (talk).............. a lot when he is at home.
2, Most people prefer spending money to (earn).................. it.
3, Nam, together whit his friends, hardly (get)................. bad marks.
4, You (wait) a minute while I (look)......................... through the text?
5, I am going to the post office (buy).................... some stamps.