Although it was past midnight and most of the guests went back, some young friends ________ in my house, chatting．

left

delayed

remained

set off

I’d love to join your visit to a local museum today, but I’m on a very tight ________－I’ve got a lot of work to do today．

schedule

relief

budget

concern

The new invention made last month would have a variety of ________ in industry．

discoveries

profits

guidances

applications

In the story of Atlanta, I don’t think Hippomenes ________ winning the race because he cheated the princess in the race．

reserved

preserved

deserved

responded

The school ________, which was constructed in two stages and considered the best of its time, provides a place for parties, meetings, and concerts, as well as ball matches．

gymnasium

stadium

gymnastics

athletics

When the boiler ________ violently and suddenly that day, several people who had no time to escape were injured, and some were killed．

extended

exploded

explored

blew

The Internet has brought ________ big changes in the way we work．

about

out

back

up

He hurried to the station only ________ that the train had left．

to find

finding

found

to have found

You should spend more time ________ the lessons rather than computer games．

to study

study

to studying

studying

The strange old man often ________ the street with his hands ________ on his chest．

cross; cross

crosses; crossed