阅读下面短文.在空白处填入一个适当的词，或填入括号中所给单词的正确形式。
This is "Tammela School, a primary school in Finland. The students are having a math class with their robot teacher.
The "teacher" is {#blank#}1{#/blank#} small, blue machine about 25cm high, Reuters reported. Whenever students have problems, it helps them very {#blank#}2{#/blank#} (patient) and never gets bored.
"The robot can make students {#blank#}3{#/blank#} (active) in class than usual. I see Elias as one of the {#blank#}4{#/blank#} (tool) to get different kinds of practice and activities into the classroom," a teacher told Reuters.
So far the school {#blank#}5{#/blank#} (introduce) four robot teachers one of whom is a language teacher that can speak 23 languages and dance to music."{#blank#}6{#/blank#} necessary to encourage kids to come up {#blank#}7{#/blank#} new ways to make use of technology in school life." the head of the school {#blank#}8{#/blank#}(add) in the interview.
The robot teachers are used {#blank#}9{#/blank#} (help) improve learning. This doesn't mean that human teachers will lose their jobs. The robots can teach well, {#blank#}10{#/blank#} they are not able to keep class in order. The school still needs human teachers.
