If he _______ to the teacher attentively in the past year, he _______the answer to the question now.
A.had listened; would know | B.listened; knew |
C.listens; knew | D.has listened ;knows |
推荐套卷
If he _______ to the teacher attentively in the past year, he _______the answer to the question now.
A.had listened; would know | B.listened; knew |
C.listens; knew | D.has listened ;knows |