选词填空。
Yesterday 1.________ (is, was) Sunday. I 2.________ (didn’t, don’t) go to school. I 3.________ (does, did) my homework and 4.________ (cleaned, clean) the room. Then I 5.________ (go, went) ice-skating. It 6.________ (was, were) very cold outside. I 7.________ (wear, wore) warm clothes. I 8.________ (was, am) very happy. I 9.________ (had, have) a good time yesterday.