—You look so young.Haven’t you graduated from your university? —Yes, I in the English Department of Shandong University for four years.
—Did Alan enjoy seeing his old friends yesterday? —Yes, he did. He ________ his old friends for a long time.
—Will you go to the park now? —Not until I ________ my physics exercises.
Unfortunately, when I dropped in, Professor Smith ________, so we only had time for a few words.
—Does Liu Hui serve in the army? —No, but he ________ in the army for three years.
I feel sure I ________ her somewhere before.