Choose the suitable prerosition. 1. i must go (for,to,at) moscow (at,in) spring. 2.look (on,at,to) the blackboard. do you see any mistakes(in,at,on) it? 3.wait (to,by,for) me,please. i`ll come( in,through,by) s minute. 4. we turned( on,in,off) the tape-recorder and listened(on,to,in) music.