3 It seems odd to me that "used she to come back below?" is marked as official (old-fashioned and awkward I agree with). The "used to" development registers with me as remaining fundamentally informal. In a formal context I might hope "did she previously arrive here?" or some other wordier https://used-shipping-containers25789.blogsuperapp.com/37710392/used-shipping-container-for-sale-fundamentals-explained