It used to be thought _____ the Earth was flat.
| A．as | B．when |
| C．since | D．that |
________ he had won the first prize, he felt very happy.
| A．Know | B．Known | C．Knowing | D．Being known |
________ their lessons, they went to the cinema.
| A．Finishing | B．Had finished | C．Finished | D．Having finished |
He is from an ________ country.
| A．English-spoken | B．English-speaking | C．speaking-English | D．English-speak |
________ English is quite different from written English.
| A．Spoken | B．Speak | C．Spoke | D．Speaking |
The boy ________ a blue jacket is John’s brother.
| A．wear | B．wore | C．wearing | D．wears |