填空题

Pocket electronic dictionaries, popular with students, are raising concern among local educators. Used (36) by students studying English, it contains dictionaries and general information. The products range in price from several hundred yuan to several thousand, depending on the (37) .
"The electronic dictionary (38) both my school bag and my work (39) ," said a middle school student. "Most of my classmates use electronic dictionaries for the (40) . "he said.
Even some teachers (41) electronic dictionaries. "Electronic dictionaries often allow students to read more," said an English teacher. "they prefer to look up words they don’t understand without having to leaf through a dictionary. They often find ordinary dictionaries are too (42) ."
However, educators have expressed some concerns about the (43) risks of allowing students to use these products.
" (44) ," said an official with an education commission. " (45) "he said.
Another teacher provided an amusing example of what can happen when a student does not use a proper dictionary. "One of my students wrote in a composition ’He asked her to marry him, but she garbaged him’," he said. " (46) , but was not sure of its meaning; he looked it up in a cheap dictionary, and saw refuse (n) garbage!\