I left my handbag on the train, but luckily someone gave it to a railway official.— How unbelievable to get it back! I mean, someone ______ it.

We discussed where to go for the weekend, but we decided to stay at home ________

_______ do you help the old man with the housework —Once a week.

My dog is very _________. It is safe to touchhim if you want to.

The project ________ by the end of 2012,will expand the city’s telephone network to cover2,000,000 users.[ ]