英语句型转换1.his mother has already called the police for help.(改

英语句型转换
1.his mother has already called the police for help.(改为否定句)
his mother___ called the police for help___.
2.our classroom is too small to hold 80 students.(改为复合句)
our classroom is___ small___ it can't hold 80 students.
3.david has some chinese lessons every week.(改为一般疑问句)
___ david have ___ chthe inese lessons every week?
4.tom doesn't like physice.mary likes physics.(合并成一句话)
___ tom ___ mary likes physics.
5.the headteacher didn't say anything at the meeting.(改为同义句)
the headteacher ___ at the meeting.