4 D Stay cheerful about Ursa Major,eg (4,2) b??r??
13 D Lounge around with one soft drink that's sweet (8) ??l?i???
16 D Loads drift by,every other displaying a quirk (6) o?????
18 D Instrument of French immorality (6) d?v???
25 A American exits house and finds garden tool (3) h??