Напишите правильный вариант.1. — what time (will/does) the concert begin? — it (will begin/begins) at 7 o'clock.2. what time (will/is/does) the lesson start? — it (will start/is going start/starts) at 10.30.3. (have you packed/did you pack) everything? what time (will you/are you going to/do you) start tomorrow? — we (shall start/are going to start/start) at 7 o'clock.4. what do you think? (will it rain/is it going to rain/does it rain) tomorrow? 5. your (hair/hairs) (is/are) terrible.when (will you/are you going to) wash (it/them)? 6. (will it snow/did it snow/does it snow) tomorrow? 7. what are your plans? — i (will/am going to) study mathematics.8. his train (will arrive/is going to arrive/arrives) at 3.25.9. what time (will the bus/is the bus going to/does the bus) leave? 10. i (shall leave/am going to leave/leave) soon. i promise.