To make sure the relics in the museum are well-preserved Tibet’s cultural preservation institutions have _____ modern technologies to monitor the conditions of the relics. [ ]

I ________ watch this TV programme. It’s very interesting.

One of my teachers ____ an Englishman.

I didn’t see your sister at the cinemaIf she ______, she would have met my brother

The shoes are of high quality and ________ long.