_______ David says sounds right to Helen. That’s why she has made up her mind to live with him____ happens.
This classroom is __________ that one.
—What did you say to your sister? I saw her crying in the room. — It _________ my fault. I just said hello to her when I met her, nothing else.
—What about ____ book? —It’s too difficult ____ book for beginners.
Everyone in this country should work hard and do what they can _____ against national smog.
— Tom doesn’t seem so enthusiastic as he was two years ago. — Yes. He’s really reached a point in his career ______ he has to decide what to do next.