1．Last month I went to the UK for a holiday, I first stayed (stay) in London for a week then I went to Edinburgh and other cities.
2．Where have you been? We have been looking(look) for you everywhere.
3．This is the only one of the oldest customs that has been kept(keep) up in this district up to now.
4．Bob called to tell his mother that he couldn't enter the house, for he had left(leave) his key at school.
5．By the time you have finished reading this book, your meal will get (get) cold.
6．You'd better not telephone me between 9 and 11 a．m. tomorrow unless you have something emergent. I will be holding(hold) an important interview with Mr Smith then.
7．Motorists are required(require) to switch off their mobile phones while driving nowadays.
8．(2019·湖北武昌区高三调考)If we hadn't made(make) adequate preparations，the conference wouldn't have been so successful.
9．The water supply has been cut off temporarily because the workers are repairing(repair) one of the main pipes.
10．It is reported that a space station will be built(build) on the moon in years to come.
