用括号内所给单词的适当形式填空（共10题，满分10分）
He arrived at his hometown, tired and _____ (dust), on Sunday night.
I was most _____ (grate) to John for his kindness of sending me the book immediately.
The teacher seems to _____ (like) the idea of testing children in such a narrow way to find out who is the most excellent.
The ______ (actually) price was lower than I had thought.
I’m not really a country girl, but I suppose I’m _____ (gradual) getting used to looking after the animals.
From the changing ______ (express) on speakers’ faces and the tones of their voices, they can tell lies from truths.
They’ll trade with _____ (east) European countries.
I never know that encouragement is so ______ (power) that it can change a person.
When I travell with my friends, my parents are always ______ (concern) about me.
The mother looks at the door ______ (frequent), wishing the children’s coming.