必修第一册;01;在空白处填入1个适当的单词或括号内单词的正确形式。

1.It’sonlyasmall____________（improve）,butatleastit’sastepintherightdirection.;4.Thedeterminedlookonhisfaceshowedthathehadenough__________（confident）inhimself.;7.Mostanswerslie___thedatayoucollectfromyourcustomerinteractio