用I had done或 I had been doing填空。 I offered Sue something to eat, but she wasn't hungry. She _____ just _______ (have) breakfast.
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用I had done或 I had been doing填空。 A:"Was Paul at the party when you arrived?" "No, he __________(go) home."
用I had done或 I had been doing填空。 Sue was sitting on the ground. She was out of breath. She _________ (run).
用I had done或 I had been doing填空。 When I arrived, everybody was sitting round the table with their mouth full. They ________ (eat).
用I had done或 I had been doing填空。 When I arrived, everybody was sitting round the table and talking. Their mouths were empty, but their stomachs were full. They ________ (eat).