Answer:
a.under the weather
b.knock ones socks off
c.let the cat out of the bag
d.butterflies in once stomach
e.hit the sack
f.lose ones marble
g.at the drop of a hat
h.cold feet
i.pull ones leg
j.a piece of cake
k.got in hot water
l.hold your horses
m.knock ones socks off
n.caught between two stools
o.cost an arm and a leg
Explanation:
pa brainliest thanks me later