几道英语和数学题
1.Fall is a h_______ season.
2.Maria can p_____ ballet at zhe birthday party.
3.They sang and danced happily and really e______ zhemselves.
4.Therewill be a heavysnow tjis evening,and the t__________ will fall below zero.
5.G_________ zhe map of China to him.
6.His father is about f__________.
7.Bob h________ a new car.It's every nice.
8.There a__________ any birds in zhe sky.
9.The I_________ sheep on zhe hill is Kate's.
10.(-7/2)+(+5/6)+(-0.5)+4/5+19/6=
11.(-26.54)+(-6.14)+18.54+6.14=
12.已知：a=-2,b=20,c=-3,且a-(-b)+c-d=10,求d的值.