I.

1. The black bicycle ís more expensive than the blue one.

2. Because he got up early, he went to class on time.

3. Unless you save water, your family will have to pay a lot of money.

4. What the lucky boy.

II.

1. Sai ở of sửa thành by.

2. Sai ở doesn't sửa thành didn't.

3. Sai ở was sửa thành is.

4. Sai ở but sửa thành and.

#chuchoctot

Xin hay nhất!!!

I.

1. The black bicycle ís more expensive than the blue one.

2. Because he got up early, he went to class on time.

3. Unless you save water, your family will have to pay a lot of money.

4. What the lucky boy.

II.

1. Of -> By.

2. Doesn't -> Didn't.

3. Was -> Is.

4. But -> And.

Chúc bạn học tốt!!!