一字组多词
俯____ ____ ____
摘____ ____ ____
捧____ ____ ____
拿____ ____ ____
某小学有学生1312名,其中女生占 38 ,男生比女生多( )
As students, you must listen to the teacher attentively and keep a record ______ what the teacher says in class.
①y随x的增大而减小;
②b>0;
③关于x的方程kx+b=0的解为x=2;
④不等式kx+b>0的解集是x>2.
其中说法正确的有____(把你认为说法正确的序号都填上).