The first textbooks _____ for teaching English as a foreign language came out in the 16th century. 
#98254
A
being heard
B
to be written
C
being written
D
written
推荐题目
_____ into many languages , the book is popular with young people.
#93331
A
Having been translated
B
Having translated
C
To be translated
D
Been translated
Who is ________the fire in the kitchen?
#94275
A
blame
B
to blame for
C
blamed
D
blame for