DAY 1 A diamond in the rough～Axe to grind DAY 2 Back to square one～Draw a blank DAY 3 Eagle eye～(A) Frog in (one's) throat DAY 4 Get the sack～Hit the sack DAY 5 Icing on the cake～Just around the corner DAY 6 Keep it under your hat～Lion's share DAY 7 Mad as a hatter～Not up to scratch DAY 8 Off the beaten track～Push the envelope DAY 9 Rack (one's) brain～Strike while the iron is hot DAY 10 Take a back seat～You can't teach an old dog new tricks
