1/ Bill asked if I wanted to buy some second-hand books.
2/ Bill asked if I played musical instruments.
3/ Bill asked if I would have time to play regularly.
4/ Bill asked if I played for my school team.
5/ Bill asked if I could speak other languages.
6/ Bill asked if I was interested in learning English.
7/ Lan asked if I was interested in that Language Center.
1/ Bill asked what country I came from.
2/ Ann asked what I was going to study.
3/ Ann asked how long I stayed there.
4/ Bill asked how I would use English in the future.
5/ The man asked Mrs. Nga what her son wanted to learn.
6/ The interviewer asked Mr. Parker why he wanted to stay in Viet Nam.
7/ Ba asked Van how often she attended her evening class.
8/ Uncle Hung asked who was knocking at the door.
9/ Mary asked Lan how many books she could borrow from that library.
10/ Van asked her friends why they were laughing.