What time does the concert begin?
It begins (will begin / begins) at 7 o'clock.
What time does the lesson start? — It starts (will start / starts) at 10.30.
Have you packed everything? What time are you going to start tomorrow?
— We are going to start (shall start / are going to start) at 7 o'clock.
What do you think?
Will it rain tomorrow?
Your hair (hair / hairs) is (is / are) terrible.
When are you going to (will you / are you going to) wash it (it / them)?