Is _______ necessary_______ the workers wear uniforms at work?A. it, for B. this, to C. it, that
— What’s this in English?— _______ a quilt.
.在字母表中,______和______ 两个字母可以单独成词。
This is _____ “J” and that’s _____ “F”.
Thank you ______ your family photo.
Tom and I ____students.