Английский 1.You___at the wrong station,that's why it took you so long to get here. I ___you yesterday to explain everything to you in more detail
a) may change; ought to phone
b)must have changed;may phone
c) must have changed; may have phoned
d) may have changed;ought to have phoned
2. I __ the work so carelessly.___I do it again?-Yes,it __by noon
a)can't do;Will;must be doing
b)can't have done;Shall;must be done
c)must not have done;May;may have done
d) must not do;Will; must have been done