He found the English -Chinese dictionary was very useful

He found the English -Chinese dictionary was very useful We found it was very useful to learn English well the dictionary()he paid 50 yuan is very useful We found that it was very useful to learn English well.同义We he found that learning English was very important Another thing that he found very difficult was English gramm We found the book____ A.be very helpful B.very useful C.was The girl found （）very useful to learn English well.A：it B:th The English -Chinese dictionary is very _ (help) to you 横线填什 Now the students each____an English-Chinese dictionary. Now the students each____an English-Chinese dictionary 单项选择 the dictionary is () useful book for studying English.