MY CAT WOULD NOT BITE THE TOY FISH _______ IT WAS MADE OF RUBB...

Câu 10. My cat would not bite the toy fish _______ it was made of rubber.

A. if she has known B. should she know C.were she to know D. if she knows

Mark the letter A, B, C or D to indicate the underlined part that needs correction in thequestions

below.