срочно пржалуйста!!!!!!!!!!! ПО ГРАФИКУ ОПРЕДЕЛИТЕ СКОРОСТЬ ДВИЖЕНИЯ ТЕЛА В ИНТЕРВАЛЕ ВРЕМЕНИ ОТ КОНЦА ПЕРВОЙ СЕКУНДЫ ДО КОНЦА ЧЕТВЕРТОЙ СЕКУНДЫ 1) 0; 2) 0,5м/с; 3) 1 м/с 4) 2м/с​

put the verbs in brackets into the correct tense

1) If I (be)  you, I would phone my mouther tonight. 

2) If he hadn't stopped the car, he (have) an acident, 

3) I (give) some money to charity if  i won a competition.

4) Unless we (leave) now, we' ll be late. 

5) Your friend wouldn't have phoned if you (not/meet) her in the street.