You’d better not _______ these twosentences, otherwise thereaders cannot fully understand you.

_____youdo, don’tmiss this exhibition, for it’s so hard for me to get the tickets.

Some Chinese students find it hard to adapt to the life when in London.—Exactly, ______ they’ve learnt a lot about the city before.[ ]

The building ____ will be a hospital [ ]

Travelers_______________ that they shouldbring their ID cards with them