They built this concert hall a year ago. the window was opened by my sister. their team lost the game yesterday. my mother will make a cake tomorrow. this lady invited many guests for her birthday party. the teacher asked tom and gave him a bad mark. the film was shown last saturday. измените залог, в котором стоят предложения, на действительный или страдательный.

This concert hall was built by them a year ago. my sister opened the window. the game was lost by their team yesterday. a cake will be made by my mother tomorrow. many guests were invited by this lady for her birthday party. tom was asked by the teacher and given a bad mark.

This concert hall was built by them a year ago. my sister opened the window. the game was lost by their team yesterday. a cake will be done by my mother tommorow. many guests were invited by this lady for her birthday party. tom was asked by the teacher and was given a bad mark. they showed this film yesterday.

Ithink that the phone in school can bring harm and benefit. someone, for example, haven't got  a calculator and at the  chemistry and physics without it sometimes is not enough. sometimes the student needs to urgently contact the parents. timetable easier to remember or write standing up, and take a picture. but if the student begins to listen to music in class, do not turn off the sound, and he begin to call, write sms, it is a clear violation of discipline and disrespect elementary teachers

Ibelieve that the phone is in school and can bring harm and benefit. someone, for example, there is a calculator, and the lessons of chemistry and physics without it sometimes is not enough. sometimes the student needs to urgently contact the parents. schedule easier not to remember or write standing up, and take a picture. but if the student begins to listen to music in class, do not turn off the sound, and he begin to call, write sms, it is a clear violation of discipline and disrespect elementary teacher.