—The problem isn't difficult for the children to work out, is it?
—_____ . Perhaps they should have been given a more difficult one.
A.Yes, it is | B.Yes, it isn't | C.No, it is | D.No, it isn't |
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—The problem isn't difficult for the children to work out, is it?
—_____ . Perhaps they should have been given a more difficult one.
A.Yes, it is | B.Yes, it isn't | C.No, it is | D.No, it isn't |