The green T-shirts______ for fifteen yuan.[ ]
Would you come to my house for dinner Sunday night? —_______,but I’ll be dining with my grandparents.
In the past, ice used to ______ used to ______ the air in a room.
Did Alan see his old friends yesterday? —Yes, he did. Hehis old friends for several years.
_______ happened that I met one of my friends yesterday.