91. Color balls/ decorate/ tree/ last week. A. Colored balls was decorated under the tree last week. B. Colored balls decorated under the tree last week. C. Colored balls were decorated under the tree last week. D. Colored balls had been decorated under the tree last week. 92. She / be/ tired / that/ she/ not want / come to the party/ last night. A. She was so tired that she didn’t want to come to the part last night. B. She is so tired that she doesn’t want to come to the part last night. C She wasn’t so tired that she didn’t want to come to the part last night. D. She was so tired that she didn’t want to coming to the part last night. 93. He/ finish/ the housework/ before/ his mother/ come back/ work. A. He finished the housework before his mother had come back from work. B. He had finish the housework before his mother came back from work. C. He had finished the housework before his mother came back from work. D. He finished the housework before his mother came back from work.