---______ Mary happy today? ---I don’t think so. She ______ look happy this morning.
A. Is, isn’t B. Is, doesn’t C. Does, doesn’t D. Does, isn’t
---______ Mary happy today? ---I don’t think so. She ______ look happy this morning.
A. Is, isn’t B. Is, doesn’t C. Does, doesn’t D. Does, isn’t
B