During the period of recent terrorist activities, people _____ not to touch an unattended bag．

Ted ______ for two months in London last year to receive his yearly training.

Recently, I ___ my first horse ride in Lijiang, Yunnan Province  __ I paid a visit to many local attractions

Taiyuan, a city in North China, was struck by a heavy snowfall last week, ______ serious traffic problems.

—Would you like to go to the cinema with me tomorrow afternoon?—I’d like to, Mum, but I ________ to a party by Jane. It is her birthday.