1He _____(leave) when I came in .2 While he was in beijing ,he ____(call)on us every month.
问题描述:
1He _____(leave) when I came in .2 While he was in beijing ,he ____(call)on us every month.
3I ____(not hear)from him since he lived in shanghai
答
1.was,leaving
2.called
3.haven't ,heard