задание 3 помогите пожалуйста разобраться надо завтра

2. A:What time is it?

B: It's quarter to six

3. A: What time is it?

B: It's quarter to three

4. A: What time is it?

B: It's Half past six

5. A: What time is it?

B: It's quarter past one

6. A: What time is it?

B: It's six o'clock