如下题：并请详细解释一下.Studentsattheseschoolstestfarbelowthestateaverageinreading,andtheirscoreshaveimproveStudentsattheseschoolstestfarbelowthestateaverageinreading,andtheirscoreshaveimprovedonly_____.A

　　如下题：

　　并请详细解释一下.

　　Studentsattheseschoolstestfarbelowthestateaverageinreading,andtheirscoreshaveimprove

　　Studentsattheseschoolstestfarbelowthestateaverageinreading,andtheirscoreshaveimprovedonly_____.

　　A:marginallyB:marvelously

　　C:martiallyD:markedly

　　不好意思，第一次没有发全。