300-300÷15+20=0÷15+20=20.______. (判断对错 )
300-300÷15+20
=300-20+20
=280+20
=300.
故答案为:×.
______ other good students, the teacher thinks, Alice is _______ student.
A.Compared with; a most satisfied
B.Compared to; the most satisfied
C.Compared with; a most satisfying
D.Comparing to; the most satisfying
平行用符号( )表示,直线AB与CD平行,可以记作为( )。