A. have you been doing B. have you done C. were you doing D. did you do 2) ––– Hi, Tracy, you look tired. ––– I am tired. I ___ the living room all day. A. painted B. had painted C. have been painting D. have painted 3) I...
C. may have been taken D. should have been taken 7、Since this road is wet and slippery this morning, it ___ last night. A. must rain B. was raining C. must have rained D. may rain 8、She ___ be ill because I saw her playing tennis just now. A. can...
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