–Have you decided where to spend your summer holiday?--Not yet. We _____ go to Hong Kong.

—What do you think of Peter?—He ______ be really difficult to get along with even though he’s a nice person in general.

The bus ____ at six, but it arrived an hour later.

If I _______ plan to do anything I wanted to, I’d like to go to Tibet and travel through as much of it as possible.

According to the factory safety rules, all accidents _____ be reported to the safety officer.