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D. is singing ( ) 2. — Did you go to the flower show in the City Square? — No, I ____________ how to make food then. A. learn B. learned C. was learning D. am learning ( ) 3. — Where was your brother at this time last night? — He was writing an ____________ I was watching TV at home. A. as soon as B. after C. until D. while ( ) 4. — How did the accident happen? — You know, it __________ difficult to see the road clearly because it __________. A. was。 cleaning Task4用所給詞的正確形式填空。 will rain ( ) 5. — The meat smells _____________. Why not throw it away? — Yes, I will. Maybe it was bad. A. delicious B. wonderful C. terrible D. badly ( ) 6. ____________ Newton was playing under an apple tree , an apple