0. He is a friend of mine.
1. Energy from the Sun clean and cheap
2. Mark Twain was one of the most famous writers in America
3. I have lost the novel that you gave me on my birthday
4. I am writing to complain about the shoes I bought at your shop last week
5. Mary children spend lots of time surfing the internet everyday

BẠN NHỚ VOTE 5***** + CÂU TRẢ LỜI HAY NHẤT + LỜI CẢM ƠN NHA THANKS BẠN NHIỀU LẮM LUÔN ^-^

$\text{1. Energy from the Sun is clean and cheap.}$

$\text{2. Mark Twai was one of the most famous writers in American.}$

$\text{3. I have lost the novel that you gave me on my birthday.}$

$\text{4. I am writing to complain about the shoes}$

$\text{I bought at your shop last week.}$

$\text{5. Many children spend lots of time surfing the internet every day.}$