7、ntsaredoing_______(they)homeworknow.四、完型填空。(共1题;共10分)19.(10分)阅读短文,选择最恰当的答案Thereisabigsupermarket1 myhome.Itopens2 7:30inthemorningto9:30intheevening.Theshopassistantstherearevery3.Itsellsalotof4,suchasfruitandvegetables.Wecan5 buymanyotherthingsinit.Mymother6 a