While I drove on to the next town, a young man stopped me and ________．

gave me a lift

took me a lift

asked for a lift

lifted me off

Don't respond to any e-mail ________ personal information no matter how official they look．

searching

asking

requesting

questioning

She is very ________ about her success, though she's achieved a lot．

modest

cautious

certain

anxious

We walked as fast as we could, ________ to catch the bus．

hoping

to hope

hope

being hoped

The global financial crisis has hit the country's export-oriented economy hard, ________ many factories in coastal areas to close down．

having caused

causing

caused

having been caused

________ by the heavy snowfalls, Chenzhou, a city in South China, was cut off from the outside, ________ water and electricity shortage．

Having struck; facing

Having struck; faced

Struck; facing

Struck; faced

The Olympic mascots are the Olympic flame, the fish, the panda, the Tibetan antelope and the swallow, ________ a close group of friends．

to represent

representing

represented

represent

A lot of coal miners died on the job last year, ________ the local government to shut nearly 500 small mines in Shanxi Province．

forcing

to force

forced

has forced

All the tickets ________ out, we had to wait for the next week's show．

had been sold

have been sold

having sold

having been sold

Limited natural resources should be made full use of ________ the ________ need of energy．

meeting; increasing

to meet; increased

meeting; increased

to meet; increasing